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Deficit spending
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Within the budgetary process, deficit spending is the amount by which spending exceeds revenue over a particular period of time, also called simply deficit, or budget deficit, the opposite of budget surplus.[1] The term may be applied to the budget of a government, private company, or individual. A central point of controversy in economics, government deficit spending was first identified as a necessary economic tool by John Maynard Keynes in the wake of the Great Depression.[2]
Controversy
[edit]Government deficit spending is a central point of controversy in economics, with prominent economists holding differing views.[3]
The mainstream economics position is that deficit spending is desirable and necessary as part of countercyclical fiscal policy, but that there should not be a structural deficit (i.e., permanent deficit): The government should run deficits during recessions to compensate for the shortfall in aggregate demand, but should run surpluses in boom times so that there is no net deficit over an economic cycle (i.e., only run cyclical deficits and not structural deficits). This is derived from Keynesian economics, and gained acceptance during the period between the Great Depression in the 1930s and post-WWII in the 1950s.[citation needed]
This position is attacked from both sides: Advocates of federal-level fiscal conservatism argue that deficit spending is always bad policy, while some post-Keynesian economists—particularly neo-chartalists or proponents of Modern Monetary Theory—argue that deficit spending is necessary for the issuance of new money, and not only for fiscal stimulus.[citation needed] According to most economists, during recessions, the government can stimulate the economy by intentionally running a deficit.
The deficit spending requested by John Maynard Keynes for overcoming crises is the monetary side of his economy theory. As investment equates to real saving, money assets that build up are equivalent to debt capacity. Therefore, the excess saving of money in time of crisis should correspond to increased levels of borrowing, as this generally doesn't happen - the result is intensification of the crisis, as revenues from which money could be saved decline while a higher level of debt is needed to compensate for the collapsing revenues. The state's deficit enables a correspondent buildup of money assets for the private sector and prevents the breakdown of the economy, preventing private money savings to be run down by private debt.
The monetary mechanism describing how revenue surpluses enforce corresponding expense surpluses, and how these in turn lead to economic breakdown was explained by Wolfgang Stützel much later by the means of his Balances Mechanics.
William Vickrey, awarded the 1996 Nobel Memorial Prize in Economic Sciences, identified deficits being viewed as profligate spending as his #1 fallacy of Financial Fundamentalism when he commented:
"This fallacy seems to stem from a false analogy to borrowing by individuals. Current reality is almost the exact opposite. Deficits add to the net disposable income of individuals, to the extent that government disbursements that constitute income to recipients exceed that abstracted from disposable income in taxes, fees, and other charges. This added purchasing power, when spent, provides markets for private production, inducing producers to invest in additional plant capacity, which will form part of the real heritage left to the future. This is in addition to whatever public investment takes place in infrastructure, education, research, and the like. Larger deficits, sufficient to recycle savings out of a growing gross domestic product (GDP) in excess of what can be recycled by profit-seeking private investment, are not an economic sin but an economic necessity. Deficits in excess of a gap growing as a result of the maximum feasible growth in real output might indeed cause problems, but we are nowhere near that level. Even the analogy itself is faulty. If General Motors, AT&T, and individual households had been required to balance their budgets in the manner being applied to the Federal government, there would be no corporate bonds, no mortgages, no bank loans, and many fewer automobiles, telephones, and houses."
— 15 Fatal Fallacies of Financial Fundamentalism[4]
Fiscal conservatism
[edit]Advocates of fiscal conservatism reject Keynesianism by arguing that government should always run a balanced budget (and a surplus to pay down any outstanding debt), and that deficit spending is always bad policy.[citation needed] The neoclassical-inclined Chicago school of economics has supported fiscal conservative ideas. Numerous states of the United States have a balanced budget amendment to their state constitution, and the Stability and Growth Pact of the European Monetary Union punishes government deficits of 3% of GDP or greater.
Proponents of fiscal conservatism date back to Adam Smith, founder of modern economics.[citation needed] Fiscal conservatism was the dominant position until the Great Depression, associated with the gold standard and expressed in the now outdated Treasury View that government fiscal policy is ineffective.[citation needed]
The usual argument against deficit spending is the Government-Household analogy: households should not run deficits—one should have money before one spends it, from prudence—and that what is correct for a household is correct for a nation and its government. A similar argument is that deficit spending today will require increased taxation in the future, thus burdening future generations. (See generational accounting for discussion.)
Others argue that because debt is both owed by and owed to private individuals, there is no net debt burden of government debt, just wealth transfer (redistribution) from those who owe debt (government, backed by tax payers) to those who hold debt (holders of government bonds).[5]
A related line of argument, associated with the Austrian school of economics, is that government deficits are inflationary. Anything other than mild or moderate inflation is generally accepted in economics to be a bad thing. In practice this is argued to be because governments pay off debts by printing money, increasing the money supply and creating inflation, and is taken further by some as an argument against fiat money and in favor of hard money, especially the gold standard.[6]
Post-Keynesian economics
[edit]Some Post-Keynesian economists argue that deficit spending is necessary, either to create the money supply (Chartalism) or to satisfy demand for savings in excess of what can be satisfied by private investment.[citation needed]
Chartalists argue that deficit spending is logically necessary because, in their view, fiat money is created by deficit spending: fiat money cannot be collected in taxes before it is issued and spent; the amount of fiat money in circulation is exactly the government debt—money spent but not collected in taxes. In a quip, "fiat money governments are 'spend and tax', not 'tax and spend'"—deficit spending comes first.
Chartalists argue that nations are fundamentally different from households. Governments in a fiat money system which only have debt in their own currency can issue other liabilities, their fiat money, to pay off their interest bearing bond debt. They cannot go bankrupt involuntarily because this fiat money is what is used in their economy to settle debts, while household liabilities are not so used. This view is summarized as:
But it is hard to understand how the concept of "budget busting" applies to a government which, as a sovereign issuer of its own currency, can always create dollars to spend. There is, in other words, no budget to "bust". A national "budget" is merely an account of national spending priorities, and does not represent an external constraint in the manner of a household budget.[7]
Continuing in this vein, Chartalists argue that a structural deficit is necessary for monetary expansion in an expanding economy: if the economy grows, the money supply should as well, which should be accomplished by government deficit spending. Private sector savings are equal to government sector deficits, to the penny. In the absence of sufficient deficit spending, money supply can increase by increasing financial leverage in the economy—the amount of bank money grows, while the base money supply remains unchanged or grows at a slower rate, and thus the ratio (leverage = credit/base) increases—which can lead to a credit bubble and a financial crisis.[citation needed]
Chartalism is a small minority view in economics; while it has had advocates over the years, and influenced Keynes, who specifically credited it,[8] A notable proponent was Ukrainian-American economist Abba P. Lerner, who founded the school of Neo-Chartalism, and advocated deficit spending in his theory of functional finance. A contemporary center of Neo-Chartalism is the Kansas City School of economics.
Chartalists, like other Keynesians, accept the paradox of thrift, which argues that identifying behavior of individual households and the nation as a whole commits the fallacy of composition; while the paradox of thrift (and thus deficit spending for fiscal stimulus) is widely accepted in economics, the Chartalist form is not.[citation needed]
An alternative argument for the necessity of deficits was given by U.S. economist William Vickrey, who argued that deficits were necessary to satisfy demand for savings in excess of what can be satisfied by private investment.
Larger deficits, sufficient to recycle savings out of a growing gross domestic product (GDP) in excess of what can be recycled by profit-seeking private investment, are not an economic sin but an economic necessity.[9]
Government deficits
[edit]When the outlay of a government (i.e., the total of its purchases of goods and services, transfers in grants to individuals and corporations, and its net interest payments) exceeds its tax revenues, the government budget is said to be in deficit; government spending in excess of tax receipts is known as deficit spending. For a government that uses accrual accounting (rather than cash accounting) the budget balance is calculated using only spending on current operations, with expenditure on new capital assets excluded.[10]: 114–116
Governments usually issue bonds to match their deficits. They can be bought by its Central Bank through open market operations. Otherwise the debt issuance can increase the level of (i) public debt, (ii) private sector net worth, (iii) debt service (interest payments), and (iv) interest rates. (See Crowding out below.) Deficit spending may, however, be consistent with public debt remaining stable as a proportion of GDP, depending on the level of GDP growth.[citation needed]
The opposite of a budget deficit is a budget surplus; in this case, tax revenues exceed government purchases and transfer payments. For the public sector to be in deficit implies that the private sector (domestic and foreign) is in surplus. An increase in public indebtedness must necessarily therefore correspond to an equal decrease in private sector net indebtedness. In other words, deficit spending permits the private sector to accumulate net worth.
On average, through the economic cycle, most governments have tended to run budget deficits, as can be seen from the large debt balances accumulated by governments across the world.
Keynesian effect
[edit]Following John Maynard Keynes, many economists recommend deficit spending to moderate or end a recession, especially a severe one. When the economy has high unemployment, an increase in government purchases creates a market for business output, creating income and encouraging increases in consumer spending, which creates further increases in the demand for business output. (This is the multiplier effect.) This raises the real gross domestic product (GDP) and the employment of labour, and if all else is constant, lowers the unemployment rate. (The connection between demand for GDP and unemployment is called Okun's law.)
The increased size of the market, due to government deficits, can further stimulate the economy by raising business profitability and spurring optimism, which encourages private fixed investment in factories, machines, and the like to rise. This accelerator effect stimulates demand further and encourages rising employment.
Similarly, running a government surplus or reducing its deficit reduces consumer and business spending and raises unemployment. This can lower the inflation rate. Any use of the government deficit to steer the macro-economy is called fiscal policy.
A deficit does not simply stimulate demand. If private investment is stimulated, that increases the ability of the economy to supply output in the long run. Also, if the government's deficit is spent on such things as infrastructure, basic research, public health, and education, that can also increase potential output in the long run. Finally, the high demand that a government deficit provides may actually allow greater growth of potential supply, following Verdoorn's law.
Deficit spending may create inflation, or encourage existing inflation to persist. For example, in the United States Vietnam-war era deficits encouraged inflation. This is especially true at low unemployment rates. But government deficits are not the only cause of inflation: It can arise due to such supply-side shocks as the oil crises of the 1970s and inflation left over from the past (e.g., inflationary expectations and the price/wage spiral).
If equilibrium is located on the classical range of the supply graph, an increase in government spending will lead to inflation without affecting unemployment. There must also be enough money circulating in the system to allow inflation to persist, so that inflation depends on monetary policy.[citation needed]
Loanable funds
[edit]Many economists believe government deficits influence the economy through the loanable funds market, whose existence Chartalists and other Post-Keynesians dispute. Government borrowing in this market increases the demand for loanable funds and thus (ignoring other changes) pushes up interest rates. Rising interest rates can crowd out, or discourage, fixed private investment spending, canceling out some or even all of the demand stimulus arising from the deficit—and perhaps hurting long-term supply-side growth.
Increased deficits also raise the amount of total income received, which raises the amount of saving done by individuals and corporations and thus the supply of loanable funds, lowering interest rates. Thus, crowding out is a problem only when the economy is already close to full employment (say, at about 4% unemployment) and the scope for increasing income and saving is blocked by resource constraints (potential output).
Despite a government debt that exceeded GDP in 1945, the U.S. saw the long prosperity of the 1950s and 1960s. The growth of the supply side, it seems, was not hurt by the large deficits and debts.[citation needed]
A government deficit increases government debt. In many countries the government borrows by selling bonds rather than borrowing from banks. The most important burden of this debt is the interest that must be paid to bond-holders, which restricts a government's ability to raise its outlays or cut taxes to attain other goals.
Crowding out
[edit]Usually when economists use the term "crowding out" they are referring to the government spending using up financial and other resources that would otherwise be used by private enterprise. However, some commentators use "crowding out" to refer to government providing a service or good that would otherwise be a business opportunity for private industry.[citation needed]
Unintentional deficits
[edit]National government deficits may be intentional, a result of policy decisions, or unintentional. When an economy goes into a recession, deficits usually rise in the more affluent countries. Revenue from progressive taxes based on economic activity (income, expenditure, or transactions) falls. Other sources of tax revenue such as wealth taxes, notably property taxes, are not subject to recessions, though they are subject to asset price bubbles. Transfer payments due to increased unemployment and reduced household income rise.
Automatic vs. active deficit policies
[edit]Most economists favor the use of automatic stabilization over active or discretionary use of deficits to fight mild recessions (or surpluses to combat inflation). Active policy-making takes too long for politicians to institute and too long to affect the economy. Often, the medicine ends up affecting the economy only after its disease has been cured, leaving the economy with side-effects such as inflation. For example, President John F. Kennedy proposed tax cuts in response to the high unemployment of 1960, but these were instituted only in 1964 and impacted the economy only in 1965 or 1966 and the increased debt encouraged inflation, reinforcing the effect of Vietnam war deficit spending.[citation needed]
Structural and cyclical deficit
[edit]
Structural and cyclical deficits are two components of deficit spending. These terms are especially applied to public sector spending which contributes to the budget balance of the overall economy of a country. The total budget deficit, or headline deficit, is equal to the sum of the structural deficit and the cyclical deficit (or surplus/es).
Cyclical deficit
[edit]A cyclical (temporary) deficit is a deficit that is related to the business or economic cycle. The business cycle is the period of time it takes for an economy to move from expansion to contraction, until it begins to expand again. This cycle can last anywhere from several months to many years, and does not follow a predictable pattern.[11]
The cyclical deficit is the deficit experienced at the low point of this cycle when there are lower levels of business activity and higher levels of unemployment. This leads to lower government revenues from taxation and higher government expenditure on things like social security, which may cause the economy to go into deficit. While the cyclical component is affected by government decisions, it is mainly influenced by national and international economic conditions which can be significantly beyond government control.
Structural deficit
[edit]A structural (permanent) deficit differs from a cyclical deficit in that it exists regardless of the point in the business cycle due to an underlying imbalance in government revenues and expenditures. Thus, even at the high point of the business cycle when revenues are high the country's economy may still be in deficit.[12]
The structural component of the budget is used by some economists as an indication of a government's financial management, as it indicates the underlying balance between long-term government revenues and expenditure, while removing factors that are mainly attributable to the business cycle. Other economists see the structural deficit as simply a reflection of the implied discretionary fiscal stance of the government, that is, a structural deficit would be an expansionary fiscal stance that promotes at least nominal economic growth.
Where deficits are being funded by borrowing, a structural deficit is seen by some economists as an issue for a government as even at the high points of the business cycle the government may need to continue to borrow and thus continue to accumulate debt. According to them, this would lead to continued "deterioration" of the debt-to-GDP ratio, a basic measure of the health of an economy and an indication of the country's ability to pay off its debts.[12]
Other economists believe that provided the debt is issued in the country's own currency, and provided that currency 'floats' freely against other currencies, and provided the overall level of the deficit is not so large as to cause excessive inflation, then structural deficits are harmless. Those economists who believe that structural deficits need to be reduced argue that structural deficit issues can only be addressed by explicit and direct government policies, primarily involving reducing government spending or increasing taxation.
An alternative in countries which have fiat money is to address high levels of debt and a poor debt-to-GDP ratio by monetising the debt, essentially creating more money to be used to pay off the debt. Monetising the debt can lead to high levels of inflation, but with proper fiscal control this can be minimised or even avoided[citation needed]. Both it and the final option of defaulting on the debt are thought to be poor results for investors.[12] There having been recent incidents involving quantitative easing in the UK, the U.S. and the Eurozone following the 2008 financial crisis. These are the first instances of either since the dropping of the gold standard.[citation needed]
Structural deficits may be planned, or may be unintentional due to poor economic management or a fundamental lack of economic capacity in a country. In a planned structural deficit, the government may commit to spending money on the future of the country in order to improve the productive potential of the economy, for example investing in infrastructure, education, or transport, with the intention that this investment will yield long-term economic gains. If these investments work out as planned the structural deficit will be dealt with over the long-term due to the returns on investment. However, if expenditures continue to exceed revenues, the structural deficit will worsen.
A government may also knowingly plan the budget to be in deficit in order to sustain the country's standard of living and continue its obligations to the citizens, although this would generally be an indication of poor economic management. Ongoing planned structural deficits may eventually lead to a crisis of confidence in investors regarding the country's ability to pay the debt, as seen in the aftermath of the 2008 financial crisis in several European countries, especially the Greek government-debt crisis and 2008–2014 Spanish financial crisis.[12]
Structural and cyclical surplus
[edit]Structural and cyclical surpluses are the opposite of the deficits described above. With a cyclical surplus, at the high point of the business cycle government revenue will be expected to be higher and government expenditure lower, meaning revenue exceeds expenditure and the government experiences a surplus. Likewise, a structural surplus is when the government budget is fundamentally operating at a surplus regardless of its point in the business cycle.
Interplay of structural and cyclical components
[edit]The overall government budget balance is determined by the sum of the cyclical deficit or surplus and the structural deficit or surplus (refer to chart). Therefore, for example, a cyclical surplus could mask an underlying structural deficit, as the overall budget may appear to be in surplus if the cyclical surplus is greater than the structural deficit. In this case, as economic conditions deteriorated and the budget went into cyclical deficit, the structural and cyclical deficits would then compound leading to higher deficits and more dire economic conditions.[13][14]
An example of this occurred in Australia during the later years of the Howard government. From 2009 Treasury attempted to separate cyclical and structural components of the budget balance, and first started publishing estimates of the structural component. Treasury showed that despite a run of large and often unexpected headline surpluses, the Australian economy was in fact in structural deficit from at least 2006–2007, and was deteriorating as far back as 2002–2003. At this time they determined that despite a headline surplus of A$17.2 billion in 2006–2007, there was an underlying structural deficit of around $3 billion, or 0.3% of GDP.[13]
This structural deficit was caused by a mining boom leading to extremely high revenues and large surpluses for several consecutive years, which the Howard government then used to fuel spending and tax cuts, rather than saving or investing them to cover future cyclical downturns. During the 2008 financial crisis, revenues quickly and significantly declined and the underlying structural deficit was exposed and exacerbated, which then had to be dealt with by later governments.[14][15] By 2008–2009 when the budget had a headline deficit of $32 billion, the structural deficit was out to around $50 billion.[13] In 2013 it was estimated the structural deficit remained at about $40 billion, or 2.5% of GDP.[14]
Criticism
[edit]Economist Chris Dillow has questioned the distinction between cyclical and structural deficits,[16] and this has received support from other leading economists. He contends that there are too many variables involved to allow a clear distinction to be made, especially when dealing with current circumstances rather than retrospectively, and suggests that the concept of structural deficits may be used more for political purposes than analytical purposes. The piece largely centred on the UK Labour government 1997–2010 of which Chris Dillow was a strong supporter and criticism that they ran a large structural deficit. Ed Balls (who was Economic Secretary to the Treasury from May 2006 to June 2007) acknowledged that, unbeknownst to them at the time, in 2007 they were running a structural deficit.[17] Economist and Professor Bill Mitchell has also questioned the misuse of the term 'structural deficit', particularly in the Australian context.[18]
Martin Wolf argues that nobody knows what the structural or cyclically adjusted balance is, and that it is least knowable precisely when such knowledge is most essential, namely, when the economy is experiencing a boom. He provides two examples of widely divergent IMF estimates of the average structural fiscal balance of Ireland and Spain for the period 2000–2007. The estimates were made in 2008 and in 2012 and Wolf stresses that they were post-fact estimates and not predictions. Specifically, the IMF declared in 2008 that Ireland had run an average structural surplus of 1.3% of GDP per year between 2000 and 2007, and Spain had an average structural surplus of 0.5% of GDP per year over the same period. Four years later, the IMF decided that, for this same 8-year period, Ireland's annual average structural balance was four percentage points worse than it had thought in April 2008, estimating that Ireland had been running an average structural fiscal deficit of 2.7% of GDP. For Spain, the 2012 IMF estimate differed by 1.7 percentage points, estimating this time that Spain had been running and average structural fiscal deficit of 1.2% of GDP in the years 2000–2007.[19]
Bruce Yandle writing for Reason, stated in 2022 as a result of rising inflation that, "[It would be prudent to] Blame Washington, Not Moscow, for Surging Inflation; Few politicians are willing to admit deficit spending is the larger cause."[20]
See also
[edit]References
[edit]- ^ Brown-Collier, Elba K.; Collier, Bruce E. (March 1995). "What Keynes Really Said about Deficit Spending". Journal of Post Keynesian Economics. 17 (3): 341–355. doi:10.1080/01603477.1995.11490034. ISSN 0160-3477.
- ^ Niederjohn, M. Scoot (2011). Schug, Mark C.; Wood, William C. (eds.). Teaching economics in troubled times: theory and practice for secondary social studies, Chapter 2 John Maynard Keynes: Dead But Not Forgotten. New York: Routledge. ISBN 978-0-415-87771-8.
- ^ In "Britain’s Deficit", February 16, 2010, Paul Krugman cites two opposing groups of economists, one arguing that Britain should cut its deficit immediately, the other arguing that the deficit provides useful or necessary fiscal stimulus.
- ^ "Vickrey, William. 1996. 15 Fatal Fallacies of Financial Fundamentalism". www.columbia.edu.
- ^ "Beat the Press". www.prospect.org. Archived from the original on October 12, 2011. Retrieved September 18, 2010.
- ^ James Rickards, Currency Wars
- ^ Spain and the EU: Deficit Terrorism in Action, 01/8/2010, New Deal 2.0, Marshall Auerback
- ^ See references at Chartalism for the influence on Keynes.
- ^ (Vickrey 1996, Fallacy 1)
- ^ Blöndal, Jón (2004). "Issues in Accrual Budgeting" (PDF). OECD Journal on Budgeting. 4 (1): 103–119. ISSN 1608-7143.
- ^ "Business cycle". Financial Times Lexicon. The Financial Times Limited. Retrieved May 19, 2013.
- ^ a b c d "Structural deficit". Financial Times Lexicon. The Financial Times Limited. Retrieved May 19, 2013.
- ^ a b c Davis, Mark (May 14, 2009). "Outlook began faltering in the Howard years". Sydney Morning Herald. Fairfax Media. Retrieved May 20, 2013.
- ^ a b c Janda, Michael (April 26, 2013). "Howard and Rudd responsible for budget black hole: economist". The World Today. Australian Broadcasting Corporation. Retrieved May 20, 2013.
- ^ Megalogenis, George (September 12, 2009). "Welcome to structural deficit-land". The Australian. News Limited. Retrieved May 20, 2013.
- ^ Dillow, Chris (February 15, 2010). "The myth of the structural deficit". Investors Chronicle. The Financial Times Limited. Archived from the original on May 31, 2014. Retrieved May 19, 2013.
- ^ Kirkup, James (October 25, 2012). "Ed Balls: Labour ran a structural deficit in 2007". www.telegraph.co.uk.
- ^ "Structural deficits – the great con job!". economicoutlook.net. May 15, 2009.
- ^ The Shifts and the Shocks: What We’ve Learned—and Have Still to Learn—from the Financial Crisis, pp. 76–77, Penguin Press 2014, ISBN 978-1594205446
- ^ Yandle, Bruce (March 11, 2022). "Blame Washington, Not Moscow, for Surging Inflation". reason.com. Reason. Retrieved March 17, 2022.
Bibliography
[edit]- William J. Baumol, Alan S. Blinder (2005). Economics: Principles and Policy. Thomson South-Western. ISBN 0-324-22113-4.
- Mitchell, Bill: Deficit spending 101 – Part 1, Part 2, Part 3; Neo-Chartalist (Modern Monetary Theory) perspective on deficit spending
- Vickrey, William (October 5, 1996). "Fifteen Fatal Fallacies of Financial Fundamentalism: A Disquisition on Demand Side Economics". Paper was written one week before the author's death, three days before he received the Nobel Memorial Prize in Economics.
{{cite web}}: CS1 maint: postscript (link) - McGregor, Michael A., Driscoll, Paul D., McDowell, Walter (2010) “Head’s Broadcasting in America: A Survey of Electronic Media”. Boston, Massachusetts: Allyn & Bacon p. 180.
Further reading
[edit]- Seater, John J. (2008). "Government Debt and Deficits". In David R. Henderson (ed.). Concise Encyclopedia of Economics (2nd ed.). Indianapolis: Library of Economics and Liberty. ISBN 978-0865976658. OCLC 237794267.
- Higgs, Robert (2008). "www.econlib.org/library/Enc/GovernmentGrowth.html". In David R. Henderson (ed.). Concise Encyclopedia of Economics (2nd ed.). Indianapolis: Library of Economics and Liberty. ISBN 978-0865976658. OCLC 237794267.
Deficit spending
View on GrokipediaDefinition and Measurement
Core Definition
Deficit spending occurs when a government's total expenditures exceed its total revenues over a specified fiscal period, typically a year, resulting in a budget deficit that must be financed through borrowing or other means.[2][13] This practice contrasts with budget surpluses, where revenues surpass outlays, and is a core element of fiscal policy, often employed to address economic downturns, fund infrastructure, or respond to crises.[14] The resulting deficit accumulates into public debt, which governments service through interest payments and principal repayment using future revenues or additional borrowing.[15] Budget deficits underlying deficit spending are conventionally measured on a cash accounting basis as the difference between government outlays (payments for goods, services, transfers, and investments) and receipts (primarily taxes, fees, and other income sources).[16][17] This metric excludes non-cash items like depreciation but includes interest on existing debt; for instance, the U.S. federal deficit for fiscal year 2023 reached $1.7 trillion, calculated as outlays of $6.1 trillion minus receipts of $4.4 trillion.[2] Alternative measures, such as the primary deficit (excluding interest payments), provide insight into discretionary policy impacts, while structural deficits adjust for cyclical economic fluctuations to isolate underlying fiscal stance.[18] International standards, like those from the IMF's Government Finance Statistics Manual, emphasize comprehensive coverage of general government operations, including central, state, and local levels, to ensure comparability across countries.[14] Deficit spending is distinct from off-budget financing or monetization via central bank purchases, though in practice, governments often issue bonds to domestic or foreign investors to cover shortfalls, potentially influencing interest rates and resource allocation.[13] While empirically linked to higher debt-to-GDP ratios—such as the U.S. ratio exceeding 120% by 2023—its sustainability depends on growth prospects, inflation, and investor confidence rather than the deficit level alone.[17] Credible measurement avoids conflating one-off events with persistent policy, as systemic underreporting of liabilities (e.g., unfunded pensions) can understate true fiscal gaps in official figures from bodies like national treasuries.[18]Components and Accounting
The budget deficit is calculated as the difference between a government's total outlays (expenditures) and total receipts (revenues) over a fiscal period, typically a year.[17][19] In practice, this measures the shortfall that must be financed through borrowing or other means, with receipts encompassing inflows from taxation and non-tax sources, while outlays cover all spending obligations.[20] Receipts primarily consist of tax revenues, which form the bulk of government income, including individual income taxes, corporate income taxes, payroll taxes for social insurance programs, and excise taxes on goods like fuel and alcohol.[21] Non-tax receipts include fees, fines, customs duties, and earnings from government assets or enterprises, though these typically represent a smaller share, around 2-5% in major economies like the United States.[21] For instance, in fiscal year 2024, U.S. federal receipts totaled approximately $4.9 trillion, with individual income taxes accounting for about 49% and payroll taxes around 36%.[22] Outlays are categorized into mandatory spending, which is driven by statutory entitlements and requires no annual appropriation; discretionary spending, subject to legislative approval; and net interest payments on accumulated debt.[20][23] Mandatory outlays, such as Social Security benefits and Medicare health payments, comprised over 60% of U.S. federal spending in 2024, totaling about $4.1 trillion, while discretionary spending focused on defense (around 13% of total outlays) and non-defense programs like education and infrastructure.[24][22] Net interest on public debt has risen with interest rates, reaching $892 billion in fiscal year 2024, or roughly 13% of outlays.[17] Government budget accounting for deficits predominantly employs a cash basis, recording receipts when cash is received and outlays when cash is disbursed, rather than accrual basis which recognizes obligations as they are incurred regardless of payment timing.[25] This cash method aligns with budgetary control and short-term fiscal planning but can distort long-term views by excluding future liabilities like unfunded pensions or delayed expenditures.[26][25] In the U.S., the unified budget framework incorporates both on-budget items (general fund operations) and off-budget trust funds like Social Security, providing a comprehensive deficit measure that reflects overall fiscal position.[17] Accrual adjustments, such as those in supplementary reports, may reveal higher effective deficits by including accrued entitlements, but cash-based figures remain the standard for official deficit reporting.[26]Structural versus Cyclical Deficits
The cyclical component of a budget deficit arises from fluctuations in economic activity, primarily through automatic stabilizers such as income taxes and unemployment insurance, which reduce revenues and increase expenditures during downturns while reversing in expansions.[5][27] This component is temporary and self-correcting as the economy returns to trend growth, reflecting deviations from potential output rather than deliberate policy choices.[28] In contrast, the structural deficit represents the persistent shortfall between revenues and non-cyclical spending that would persist even at full employment or potential GDP, stemming from underlying fiscal imbalances like entitlement growth, tax policy, or discretionary outlays exceeding sustainable levels.[29][30] Distinguishing these aids in evaluating fiscal sustainability, as cyclical deficits abate with recovery whereas structural ones demand policy adjustments to avoid compounding debt accumulation.[31] Estimation typically involves adjusting observed deficits for the output gap—the difference between actual and potential GDP—using elasticities for revenue and spending responsiveness to GDP changes.[27][32] Agencies like the Congressional Budget Office (CBO) compute cyclically adjusted balances by removing effects of automatic stabilizers tied to unemployment and output gaps, yielding structural estimates; for instance, CBO's historical data series isolates these components to project baselines excluding cycle-driven variances.[33] In the United States, the 2008–2009 recession amplified cyclical deficits to over 2% of GDP at peak, driven by a negative output gap exceeding 5%, but these receded by 2015 as unemployment fell below 6%.[34] However, structural deficits have dominated post-recovery, averaging around 3–4% of GDP in the late 2010s and projected at roughly 4% primary structural deficit in 2024 amid steady growth near potential, underscoring chronic spending-revenue mismatches from programs like Social Security and Medicare outpacing revenues.[30][29] This persistence, evident in CBO baselines showing deficits exceeding 5% of GDP through 2025 even absent major shocks, highlights the need for reforms targeting structural drivers over cycle-attributable swings.[35][33]Theoretical Foundations
Keynesian Perspective
Keynesian economics maintains that deficit spending represents a critical tool for stabilizing economies during periods of weak aggregate demand, particularly when private sector investment and consumption falter. In his 1936 work The General Theory of Employment, Interest, and Money, John Maynard Keynes contended that unemployment arises not from rigid wages or supply constraints but from insufficient total spending, leading to underutilized resources.[4][36] Government borrowing and expenditure, in this framework, inject funds directly into the economy by supporting economic activity through expenditures on social programs, infrastructure, defense, and benefits, which create jobs and boost demand, raising income levels and output without displacing private activity, especially in recessions where idle capacity exists.[37] A foundational mechanism is the fiscal multiplier, whereby each dollar of government spending generates more than a dollar's worth of economic activity through successive rounds of re-spending by households and firms. Keynes derived this from the marginal propensity to consume, positing that leakages like saving or imports limit but do not negate the amplification; for instance, if households spend 80% of additional income, the multiplier equals 5.[1] This effect purportedly intensifies in liquidity traps, where low interest rates render monetary policy ineffective, making fiscal expansion the primary lever for demand management.[4] Keynesians prescribe countercyclical deficits—expanding spending and cutting taxes in downturns to close output gaps, then shifting to surpluses in booms to curb inflation and debt accumulation. Historical applications, such as U.S. federal outlays rising from 10% of GDP in 1929 to over 40% by 1943 amid wartime deficits, are cited as evidence of multipliers aiding recovery, though causal attribution remains debated.[36] Modern variants, including New Keynesian models incorporating sticky prices, reinforce this by emphasizing deficits' role in smoothing business cycles when automatic stabilizers like unemployment benefits prove insufficient.[4]Classical and Neoclassical Critiques
Classical economists such as Adam Smith and David Ricardo opposed deficit spending on grounds that it facilitates fiscal irresponsibility by obscuring the true cost of government expenditures from current taxpayers. Smith, in The Wealth of Nations (1776), contended that public debts funded through borrowing encourage unproductive uses of resources and ultimately lead to either national bankruptcy, heavy taxation, or inflation, as governments face less restraint without immediate revenue extraction. Ricardo similarly argued in On the Principles of Political Economy and Taxation (1817) that financing wars or other outlays via loans rather than taxes diminishes public awareness of costs, prompting excessive and unwise spending while deferring the burden to posterity through eventual repayment or repudiation. These views stemmed from a commitment to sound fiscal principles, where balanced budgets align incentives for prudent governance and prevent the accumulation of debt that distorts private savings and investment. Neoclassical economists extended these concerns through formal models emphasizing rational expectations and intertemporal optimization, positing that deficit spending fails to generate net economic stimulus. Under the Ricardian equivalence theorem, formalized by Robert Barro in 1974, households anticipate future tax liabilities to service government debt and accordingly increase private saving to offset the deficit, rendering debt-financed spending equivalent to immediate taxation in its impact on aggregate demand. This proposition, drawing on earlier insights from Ricardo but refined with neoclassical assumptions of perfect foresight and no liquidity constraints, implies that Keynesian multipliers from deficits are illusory, as consumption remains unchanged.[38] Empirical tests of the theorem, such as those examining U.S. data from the 1980s Reagan deficits, have yielded mixed results, with some evidence of partial offsetting private saving increases, though critics highlight violations of assumptions like finite lifetimes and borrowing limits that weaken full equivalence.[39] Further neoclassical critiques highlight how persistent deficits erode long-term growth by altering incentives and resource allocation. In growth models like those of Frank Ramsey or Robert Solow, public debt accumulation crowds resources away from productive capital formation, raising real interest rates and reducing steady-state output per capita, as governments compete with private borrowers in capital markets.[40] Barro's analysis underscores that even if equivalence holds, deficits signal potential fiscal indiscipline, potentially inflating risk premia on government bonds and amplifying distortionary effects of future tax adjustments.[41] These arguments contrast with Keynesian advocacy for countercyclical deficits, prioritizing instead market-clearing equilibria where fiscal imbalances risk inefficiency without addressing underlying supply-side constraints. Despite academic biases favoring interventionist paradigms, neoclassical frameworks, grounded in microfoundations, maintain that deficits seldom enhance welfare absent temporary shocks requiring debt, and often exacerbate intergenerational inequities.[42]Crowding Out and Loanable Funds
In the loanable funds model, the real interest rate balances the supply of funds from private savers with demand from private borrowers seeking to finance investment and from the government to cover budget deficits.[43] Government borrowing to finance deficits shifts the demand curve rightward, elevating equilibrium interest rates absent changes in saving behavior.[43] This increase discourages private investment by raising borrowing costs for firms and households, a process termed crowding out.[43] Theoretical analyses distinguish between transactions crowding out, where deficit-induced income growth boosts money demand and, under fixed money supply, drives up rates via the liquidity preference channel, and portfolio crowding out, where government bond issuance alters asset holdings, with effects depending on substitutability between bonds, money, and capital.[43] In classical closed-economy settings at full employment, crowding out is predicted to be complete: fiscal expansion fully displaces private spending without net output gains.[43] Ricardian equivalence propositions counter this by positing that rational agents increase private saving to offset deficits, anticipating future tax hikes, thereby neutralizing interest rate rises and crowding out.[44] Empirical evidence on U.S. deficits yields mixed results, with magnitudes varying by methodology and controls. A study using quarterly data from 1975 to 2016, incorporating global savings as a supply factor, estimates that a 1 percentage point rise in the deficit-to-GDP ratio increases the 3-month Treasury bill rate by 96 basis points, the 3-year note by 83 basis points, and the 10-year note by 63 basis points, supporting partial crowding out in the loanable funds market.[45] Earlier analyses, such as those examining 1960s-1970s policy shifts, find transactions crowding out offsets 10% of fiscal stimulus short-term and 33% long-term.[43] The Congressional Budget Office assesses that sustained deficits erode national saving—comprising private and public components—leading to long-run investment displacement and slower capital accumulation.[11] Factors mitigating crowding out include economic slack, where idle resources limit rate sensitivity; open capital inflows from abroad, augmenting fund supply; and central bank accommodation, which suppresses rates despite deficits.[46] Some vector autoregression studies of U.S. data detect crowding in during recessions, with deficits boosting rather than displacing investment via accelerator effects.[47] Overall, while the loanable funds mechanism underscores a core transmission channel for deficit impacts, real-world incidence remains partial and context-dependent, with global integration and monetary policy often dampening full effects.[45][46]Austrian School and Supply-Side Views
Austrian School economists contend that deficit spending inherently misallocates resources by diverting savings from productive private investments to government-directed uses, fostering malinvestments that distort price signals and prolong economic distortions rather than resolving them.[48] This process, often financed through credit expansion or debt monetization, injects artificial demand into the economy, inflating asset prices and encouraging unsustainable booms followed by inevitable busts, as resources are funneled into non-value-adding activities like bureaucratic overhead or politically favored projects.[49] Ludwig von Mises and Friedrich Hayek, foundational figures in the tradition, emphasized that such interventions violate the principle of consumer sovereignty, where government claims on loanable funds crowd out genuine entrepreneurial discovery, ultimately eroding capital stock and living standards over time.[50] Proponents argue that deficits exacerbate inflation by compelling central banks to accommodate government borrowing, eroding purchasing power and transferring wealth from savers to debtors through Cantillon effects, where new money benefits connected insiders first.[48] Empirical observations, such as post-2008 expansions where deficits coincided with prolonged stagnation despite stimulus, align with Austrian predictions that fiscal imbalances deepen malinvestment cycles rather than stimulate sustainable growth.[51] Austrians advocate fiscal restraint, including immediate spending cuts to achieve balance, as the sole path to genuine recovery, rejecting deficit financing as a euphemism for hidden taxation via inflation.[49] Supply-side economists, drawing from thinkers like Arthur Laffer and Robert Mundell, view deficit spending more permissively when paired with tax rate reductions, positing that lower marginal taxes unleash productive incentives, spurring supply-side growth that dynamically increases revenues and mitigates fiscal gaps.[52] Mundell argued that tax cuts could service public debt by expanding output and employment, cushioning monetary tightening while enhancing its efficacy, as seen in theoretical models where revenue-maximizing rates on the Laffer Curve exceed zero but fall short of prohibitive levels.[53] This perspective prioritizes marginal incentives over balanced budgets per se, contending that high taxes stifle investment more harmfully than temporary deficits, provided spending discipline follows growth-induced revenue gains.[54] Critics within and outside supply-side circles note that implementations, such as the 1981 Reagan tax cuts reducing top rates from 70% to 28% by 1988, correlated with deficits tripling to over 5% of GDP annually, as spending rose faster than revenues despite GDP growth averaging 3.5% yearly.[50] Supply-siders attribute this not to tax policy but to unchecked entitlements and defense outlays, maintaining that deficits reflect spending excesses rather than inherent flaws in supply-side logic, though Austrians counter that both approaches overlook monetary distortions from fiat regimes enabling unchecked borrowing.[52] Overall, supply-side tolerance for deficits hinges on empirical validation of growth offsets, with mixed evidence: U.S. revenues rose post-1981 but insufficiently to close gaps without expenditure control.[55]Historical Context
Pre-Modern and Early Modern Examples
In medieval Europe, sovereigns routinely resorted to borrowing to cover expenditures exceeding tax revenues, particularly for warfare. Italian city-states pioneered formalized public debt mechanisms; Genoa issued compulsory loans (prestiti) as early as 1149, redeemable with interest from customs duties and other revenues, enabling deficits for naval and military needs.[56] Venice followed suit in the 13th century with similar funded loans, where citizens subscribed to state obligations yielding 4-5% annually, backed by future fiscal streams rather than ad hoc taxation.[57] These arrangements reflected a shift from reliance on plunder or episodic levies to institutionalized credit, though frequent manipulations—such as delayed payments or forced reductions in principal—underscored the precarious credibility of such debts.[58] Northern European monarchs similarly engaged in deficit finance through private lenders, often with sovereign guarantees but high default risks. England's Edward III borrowed approximately £350,000 from Florentine firms Bardi and Peruzzi between 1337 and 1340 alone to sustain campaigns in the Hundred Years' War, pledging wool export revenues and crown jewels as collateral at interest rates exceeding 20% amid fiscal strain.[59] By 1345, unpaid obligations totaling over £900,000 triggered the banks' collapse, illustrating how unchecked wartime spending outpaced revenue, leading to selective defaults that eroded lender confidence without broader institutional reforms.[60][61] Similar patterns afflicted France under Philip IV, whose 1295-1306 campaigns against England and Flanders prompted heavy borrowing from Italian houses, culminating in partial repudiations that strained cross-European credit networks.[62] In the early modern era, the Dutch Republic advanced more resilient deficit spending via provincial public debts during the Eighty Years' War (1568-1648). Holland's States issued interest-bearing obligations (obligatiën) and annuities from the late 16th century, funded by excises on beer and goods, accumulating debts equivalent to 140% of provincial revenue by 1600 to finance rebellion and defense without immediate tax hikes.[63] This "financial revolution" relied on credible commitments to service debt through dedicated revenues and low default rates, attracting domestic and foreign investors at yields around 6%, contrasting with absolutist monarchs' frequent bankruptcies, such as Spain's under Philip II in 1575 and 1596.[64] Such innovations facilitated sustained military outlays, but also entrenched long-term fiscal burdens, with debts persisting as perpetual claims on future budgets.[62]Great Depression and Keynesian Emergence
The Great Depression began with the Wall Street Crash of October 1929, leading to a contraction in U.S. real GDP of approximately 30% by 1933 and unemployment rates peaking at 25%.[65] Initial fiscal responses under President Herbert Hoover adhered to classical economic principles emphasizing budget balance, with efforts to maintain fiscal discipline amid emerging deficits; federal tax revenues fell sharply, resulting in a budget deficit equivalent to 3.5% of 1929 GDP by 1932, yet Hoover raised taxes via the Revenue Act of 1932 to curb borrowing, a policy later critiqued for exacerbating contraction by reducing aggregate demand.[65] Upon taking office in March 1933, President Franklin D. Roosevelt initiated the New Deal, marking a pivot toward expanded federal spending on relief, recovery, and reform programs such as the Civilian Conservation Corps, Works Progress Administration, and public infrastructure projects, which drove federal outlays from 5.9% of 1929 real GDP in 1933 to nearly 11% by 1939.[65] This approach generated sustained deficits, with the national debt rising from $22 billion in 1933 to $33 billion by 1936, representing a 50% increase, as revenues failed to match expenditure growth amid persistent economic weakness.[66] Although Roosevelt initially favored balanced budgets to restore confidence, the 1937-1938 recession—triggered partly by spending cuts and tax hikes—prompted greater reliance on deficit-financed stimulus, aligning with emerging ideas that government borrowing could counteract deficient private investment.[67] John Maynard Keynes's advocacy for deliberate deficit spending crystallized during this period, with his 1933 pamphlet The Means to Prosperity calling for public works financed by borrowing to boost employment and output, followed by The General Theory of Employment, Interest and Money in 1936, which formalized the case for fiscal intervention to address involuntary unemployment and demand shortfalls unattainable through wage flexibility alone.[4] Keynesian economics emerged as a paradigm shift from classical orthodoxy, positing that in depressions, multiplier effects from government spending could restore equilibrium without awaiting market self-correction, influencing U.S. policy debates and laying groundwork for postwar acceptance of countercyclical deficits, though empirical recovery remained incomplete until World War II mobilization.[65][68]World War II Financing
The United States financed its participation in World War II primarily through a combination of increased taxation and substantial deficit spending, with federal outlays rising dramatically to support the war effort. Federal government spending increased from about 17% of GDP in 1940 to a peak of over 43% in 1944, driven largely by defense expenditures that reached 37.5% to 40% of GDP during the war's height in 1943–1945.[69][70][71] Tax revenues also expanded significantly, from 6.7% of GDP in 1941 to 20% by 1945, through measures like doubling labor taxes to 18% of income and raising capital taxes to 60%, funding approximately 40% of war costs from current revenues.[72][73][74] The remainder—around 60% of costs—was covered by borrowing, leading to a sharp rise in federal debt from $49 billion (about 43% of GDP) in 1941 to $259 billion (106% to 120% of GDP) by 1946.[75][76][77] This borrowing occurred mainly through domestic sales of war bonds, such as Series E Savings Bonds promoted via public campaigns, which raised over $185 billion from individuals and institutions, supplemented by Treasury securities purchased by banks and the Federal Reserve.[66] The Federal Reserve supported this by pegging short-term interest rates at 0.375% and long-term at 2.5% from 1942 onward, enabling low-cost debt issuance but contributing to monetary expansion that necessitated wartime price controls and rationing to curb inflation.[78][79] Deficits peaked at around 26–30% of GDP annually during 1943–1944, reflecting the prioritization of rapid mobilization over fiscal balance, with the policy framework emphasizing taxation and borrowing over direct money printing to limit inflationary pressures.[72][74] This approach achieved full employment and industrial output surges—GDP grew 15–18% annually from 1941–1943—but at the cost of resource allocation distortions via controls, as civilian consumption was compressed to free capacity for military production.[80] Postwar, primary surpluses averaging 3–6% of GDP from 1947–1948, combined with real GDP growth exceeding 4% annually through the 1950s, reduced the debt-to-GDP ratio without explicit repayment, though financial repression via low rates and inflation played a role in easing the burden.[76][81]Post-War Expansion and 1970s Challenges
Following World War II, the United States achieved budget surpluses in fiscal years 1947 and 1948, with the surplus reaching approximately 5.6% of GDP in 1947, enabling a rapid decline in the debt-to-GDP ratio from 106% in 1946 to around 50% by 1950 through fiscal restraint and postwar economic growth.[82][76] However, the Korean War (1950–1953) introduced deficits averaging 2–4% of GDP, marking the resumption of wartime-style borrowing for military purposes amid Cold War tensions.[82][83] In the mid-1950s, President Dwight D. Eisenhower prioritized balanced budgets, achieving near-balance or small surpluses in non-recession years, though a 1958–1959 recession prompted temporary deficits to support recovery via increased spending.[84][85] The 1960s saw expanded deficit spending as Keynesian policies gained prominence, with federal outlays rising to fund infrastructure, the space program, and social initiatives. President John F. Kennedy's 1964 Revenue Act cut top marginal tax rates from 91% to 70%, reducing revenues by an estimated $11.5 billion annually while stimulating growth, resulting in deficits averaging 0.5–1% of GDP.[86] Under President Lyndon B. Johnson, the Great Society programs—enacted via the Economic Opportunity Act (1964) and Social Security Amendments (1965) establishing Medicare and Medicaid—tripled real federal expenditures on health, education, and welfare to over 15% of the budget by 1970, contributing to deficits that climbed to 2.9% of GDP by fiscal year 1968.[87] Concurrently, Vietnam War escalation drove defense spending from 7.4% of GDP in 1965 to a peak of 9.5% in 1968, with total war costs estimated at $138 billion from 1965 to 1974 (in nominal terms), exacerbating fiscal pressures without corresponding revenue increases.[88][89][90] By the 1970s, persistent deficits—averaging 2–3% of GDP, with fiscal year 1972 reaching $23.4 billion—intersected with external shocks, including the 1971 end of the Bretton Woods system and OPEC oil embargoes in 1973 and 1979, fueling stagflation characterized by inflation peaking at 13.5% in 1980 and unemployment at 7.1% amid near-zero real growth.[82][91] These deficits, financed partly through monetary expansion, undermined the Keynesian expectation that borrowing could reliably boost demand without inflationary consequences, as evidenced by the breakdown of the Phillips curve trade-off between inflation and unemployment.[92][93] Combined with rising entitlement outlays and structural spending rigidities, the era highlighted the risks of deficit-financed policies in supply-constrained environments, prompting a policy shift toward fiscal discipline under President Jimmy Carter and monetary tightening by Federal Reserve Chair Paul Volcker in 1979.[91][94]1980s Reagan Era and Supply-Side Deficits
The Reagan administration, beginning in January 1981, pursued supply-side economics emphasizing tax rate reductions to enhance incentives for production, investment, and labor supply, predicated on the notion that lower marginal tax rates would expand the tax base through accelerated economic activity. The cornerstone was the Economic Recovery Tax Act (ERTA) of August 1981, which phased in cuts reducing the top individual income tax rate from 70% to 50% by 1983, lowered the lowest bracket from 14% to 11%, indexed brackets for inflation, and accelerated depreciation for business investments.[95] Proponents, including Reagan and economists like Arthur Laffer, contended these measures would generate sufficient revenue growth to offset initial losses, drawing on historical precedents like the Kennedy tax cuts of 1964. Federal spending, however, rose concurrently, driven primarily by a military buildup to modernize forces and deter Soviet expansion, with defense outlays increasing from $134 billion in FY1980 (4.9% of GDP) to $253 billion by FY1985 (6.1% of GDP) in constant dollars.[96] Non-defense discretionary spending faced proposed cuts, but congressional resistance—often from Democrats controlling the House—limited reductions, while entitlement programs like Social Security grew with demographics and indexing.[97] The Tax Equity and Fiscal Responsibility Act of 1982 partially reversed ERTA by closing loopholes to raise revenue, yet the subsequent Tax Reform Act of 1986 further simplified and lowered rates, dropping the top rate to 28% while broadening the base.[98] Fiscal outcomes diverged from supply-side predictions of self-financing cuts, as annual budget deficits escalated from $79 billion in FY1981 (2.6% of GDP) to a peak of $208 billion in FY1983 (4.1% of GDP), averaging 4.0% of GDP over the decade versus 2.2% in the prior one.[99] Federal revenues initially declined as a share of GDP from 19.6% in FY1981 to 17.3% in FY1983 due to the tax cuts, recovering to 18.4% by FY1989 amid growth, but outlays climbed to 22.1% of GDP by mid-decade, fueled by defense and entitlements.[98] The public debt-to-GDP ratio consequently rose from 32% in 1980 to 53% by 1989, doubling nominal debt from $908 billion to $2.8 trillion.[100] Economically, the policies coincided with robust recovery from the 1981-1982 recession, with real GDP growth averaging 3.5% annually from 1983-1989, unemployment falling from 10.8% in 1982 to 5.3% by 1989, and inflation stabilizing below 4% post-Volcker's tight monetary policy.[101] Supply-side advocates attributed this expansion to disincentivized taxation fostering investment, which rose 4.5% annually in real terms, while critics, including some Keynesians and fiscal conservatives, highlighted deficits' role in crowding out private investment via higher interest rates and questioned revenue feedback, estimating ERTA's static cost at $200-750 billion over five years.[98] Persistent deficits prompted the bipartisan Gramm-Rudman-Hollings Act of 1985, mandating automatic cuts to enforce targets, though enforcement was uneven.[97] Empirical assessments remain contested, with dynamic scoring suggesting partial offset via growth but insufficient to balance budgets absent spending restraint.[98]2008 Financial Crisis Response
In response to the 2008 financial crisis, which intensified following the Lehman Brothers bankruptcy on September 15, 2008, the U.S. federal government substantially increased deficit spending through targeted fiscal interventions. On October 3, 2008, President George W. Bush signed the Emergency Economic Stabilization Act, authorizing the Troubled Asset Relief Program (TARP) with up to $700 billion to purchase distressed assets from financial institutions and provide capital injections, aiming to stabilize the banking sector and prevent systemic collapse. Actual TARP disbursements totaled $443.5 billion by September 30, 2023, when all programs concluded, with funds largely repaid plus profits to the Treasury exceeding $100 billion.[102] These measures, financed through borrowing, contributed to a sharp rise in federal deficits, as revenues plummeted amid recession-induced declines in economic activity while outlays surged for bailouts and automatic stabilizers like unemployment benefits. The incoming Obama administration expanded fiscal stimulus with the American Recovery and Reinvestment Act (ARRA), signed into law on February 17, 2009, allocating approximately $831 billion over 10 years for infrastructure investments, extended unemployment benefits, state aid, tax credits, and direct spending to counteract the recession's contractionary effects.[103] Combined with TARP and other responses, these actions drove the federal budget deficit to $1.4 trillion in fiscal year 2009 (ending September 30, 2009), or 9.8% of GDP, compared to $458 billion (3.1% of GDP) in FY 2008; the FY 2010 deficit remained elevated at about 8.9% of GDP.[104][105] Publicly held federal debt rose from 39% of GDP in 2008 to over 60% by 2012, reflecting the scale of borrowing to fund these programs without corresponding tax increases or spending offsets. Empirical assessments of these deficit-financed responses vary, with mainstream analyses often claiming positive short-term macroeconomic effects but facing critiques for overstating net benefits amid potential inefficiencies and biases in estimation methods. The Congressional Budget Office (CBO) estimated ARRA raised real GDP by 0.5% to 1.7% in 2010 and created or saved 0.9 million to 2.7 million jobs by year-end, based on econometric models incorporating fiscal multipliers around 0.5 to 2.0 for different components.[106] However, independent reviews, such as those by economists affiliated with the Hoover Institution, argue actual multipliers were closer to zero or negative in some sectors, attributing slower recovery to distorted resource allocation, regulatory expansions under Dodd-Frank, and failure to address underlying housing market distortions from prior loose monetary policy rather than insufficient spending.[107] Cross-state variation studies found ARRA's employment effects concentrated in government sectors, with limited spillovers to private hiring and evidence of partial crowding out via higher interest rates and reduced state-level fiscal adjustments.[108] These debates highlight methodological challenges, including endogeneity in timing expenditures and reliance on assumptions about counterfactual recoveries, underscoring that while deficits averted immediate insolvency for key institutions, long-term debt accumulation imposed intergenerational costs without resolving structural vulnerabilities exposed by the crisis.COVID-19 Pandemic and 2020s Surge
The COVID-19 pandemic, beginning in early 2020, prompted governments worldwide to implement unprecedented levels of deficit-financed fiscal stimulus to mitigate economic shutdowns from lockdowns and supply disruptions. In the United States, the federal budget deficit for fiscal year 2020 ballooned to $3.1 trillion, more than triple the $984 billion deficit of fiscal year 2019, driven primarily by emergency spending and revenue shortfalls.[109][110] Key legislation included the Coronavirus Aid, Relief, and Economic Security (CARES) Act enacted on March 27, 2020, which authorized approximately $2.2 trillion in spending and tax relief, followed by additional packages totaling around $5.6 trillion in federal fiscal responses through tax cuts, direct payments, enhanced unemployment benefits, and business support by late 2021.[111] Globally, the pandemic triggered a sharp rise in public debt, with an estimated $19.5 trillion added to worldwide government obligations between 2020 and 2021, as countries expanded deficits to fund health responses, income support, and economic stabilization.[112] This fiscal expansion persisted into the 2020s, as stimulus programs transitioned into broader spending initiatives amid slower-than-expected revenue recovery and rising mandatory outlays. The American Rescue Plan Act of March 2021 added $1.9 trillion, contributing to a fiscal year 2021 deficit of approximately $2.8 trillion, or 12.4% of GDP, while subsequent infrastructure and climate legislation further elevated borrowing needs.[113] By fiscal year 2023, the U.S. deficit stood at $1.7 trillion, and it reached $1.8 trillion in fiscal year 2024, reflecting sustained high spending levels that did not fully retract post-pandemic.[114] The U.S. debt-to-GDP ratio surged from 79% in 2019 to 97% by 2022 and approximately 98% by the end of fiscal year 2024, underscoring the long-term accumulation from these deficits.[111][115]| Fiscal Year | Deficit ($ trillions) | As % of GDP | Key Drivers |
|---|---|---|---|
| 2019 | 0.984 | 4.6% | Pre-pandemic baseline[109] |
| 2020 | 3.1 | 14.9% | CARES Act and initial relief[109] |
| 2021 | 2.8 | 12.4% | American Rescue Plan[113] |
| 2022 | 1.4 | 5.5% | Ongoing recovery spending |
| 2023 | 1.7 | 6.3% | Elevated outlays persist |
| 2024 | 1.8 | 6.4% | Interest costs and entitlements[114] |
FY 2025 U.S. Deficit Outcomes
The U.S. federal budget deficit for fiscal year 2025 totaled $1.8 trillion, as confirmed by the Department of the Treasury in its final Monthly Treasury Statement.[118][119] This marked a marginal decline of $8 billion from the $1.808 trillion deficit in fiscal year 2024, according to Congressional Budget Office (CBO) estimates adjusting for timing shifts in payments.[120] The outcome also undershot CBO's pre-year projection of approximately $1.9 trillion by $56 billion, largely due to stronger revenue growth than anticipated.[121] Federal outlays amounted to $7.01 trillion, reflecting a 4 percent increase or $301 billion rise over FY 2024 levels.[120][2] Key drivers included elevated net interest payments on the public debt, which reached record highs amid persistent higher interest rates following Federal Reserve tightening, alongside growth in mandatory spending for Social Security, Medicare, and other entitlements.[122][120] Discretionary outlays, encompassing defense and nondefense programs, also contributed to the uptick, though moderated by certain program efficiencies.[120] Revenues climbed to $5.23 trillion, buoyed by individual income taxes, corporate taxes, and a surge in customs duties to a record $195 billion from tariffs imposed under the second Trump administration.[2][123] Additional revenue boosts stemmed from payroll taxes and one-time adjustments, including student loan forgiveness reversals and program savings estimated in the tens of billions.[118] Despite these offsets, the deficit remained elevated relative to GDP at around 6.5 percent, highlighting ongoing structural imbalances between spending growth and revenue bases.[124] The Treasury attributed partial spending restraint to policy measures curbing nonessential outlays in the latter half of the year.[125]Empirical Evidence
Fiscal Multiplier Studies
The fiscal multiplier measures the impact of a change in government spending or taxation—often financed through deficits—on aggregate output, typically expressed as the ratio of the percentage change in GDP to the percentage change in the fiscal variable. Empirical estimation requires identifying exogenous shocks to avoid endogeneity biases, using methods such as narrative records of policy changes, anticipated defense spending announcements, or structural vector autoregressions (SVARs). These approaches yield estimates that vary widely, often between 0.3 and 1.5 for spending multipliers, reflecting leakages like imports, private sector displacement via higher interest rates, and forward-looking household behavior.[126][127] Prominent studies using U.S. defense spending shocks, which are relatively exogenous due to geopolitical events, consistently report spending multipliers below unity. Ramey (2009, updated in subsequent work) identifies shocks via stock market reactions to military news and estimates peak multipliers of approximately 0.6 to 1.1, with cumulative effects closer to 0.6-0.8 after accounting for anticipation effects. Similarly, Ramey and Shapiro (1998) and later extensions find defense multipliers around 1 in the short run but diminishing over time due to resource reallocation from private to public uses. These findings align with cross-study reviews indicating average government spending multipliers of 0.3 to 0.8 in normal times, as crowding out reduces net expansionary effects.[128][129] Tax-based multipliers, particularly from deficit-financed cuts, show larger magnitudes in some analyses. Romer and Romer (2010) construct a narrative measure of U.S. tax shocks from 1947-2007, finding that a 1% of GDP tax increase reduces real GDP by about 2.5-3% over three years, implying a tax multiplier of roughly -2.5 to -3; deficit-motivated cuts thus appear more stimulative than spending due to direct household income effects. However, these estimates have faced criticism for potential omitted variables, such as concurrent monetary policy responses, and replication efforts yield somewhat lower values around -1.5 to -2.[130][131] State-dependence is debated: multipliers may rise to 1-1.5 at the zero lower bound (ZLB) when monetary policy cannot offset fiscal expansion, as in some DSGE-augmented SVAR models during 2008-2009. Yet, Ramey and Zubairy (2018) find no robust evidence of higher multipliers during high unemployment or slack, with estimates averaging 0.6-1 across U.S. postwar data; this challenges Keynesian claims of amplified effects in recessions, attributing variability more to identification assumptions than economic conditions. In high-debt contexts, multipliers decline further, sometimes near zero, as fiscal expansions signal sustainability risks, prompting private deleveraging.[132]| Study | Method | Spending Multiplier Estimate | Tax Multiplier Estimate | Key Context |
|---|---|---|---|---|
| Ramey (2011) | Defense news shocks | 0.6-1.1 (peak) | N/A | U.S. postwar, normal times |
| Romer & Romer (2010) | Narrative tax shocks | N/A | -2.5 to -3 | U.S. 1947-2007, deficit-financed |
| Ramey & Zubairy (2018) | SVAR with thresholds | 0.6-1 (average); up to 1.5 at ZLB | N/A | U.S. postwar, state-dependent |
| IMF (2014) review | Various | 0.5-1.5 (spending); higher for targeted transfers | -1 to -2.5 | Global, structural factors[133] |
Debt-to-GDP and Growth Correlations
Empirical analyses spanning advanced and developing economies have identified a robust negative correlation between elevated public debt-to-GDP ratios and real GDP growth rates, with the relationship often exhibiting non-linearity—minimal drag at low debt levels but accelerating declines beyond certain thresholds.[135][136] A seminal cross-country study covering 44 nations from 1800 to 2009 found that median annual GDP growth averaged 3-4% when gross government debt remained below 30% of GDP, dropping to approximately 1.6% for ratios exceeding 90%.[137] Subsequent research has confirmed this pattern while addressing potential endogeneity through instrumental variables, panel regressions, and threshold models, estimating that a 10 percentage point rise in the debt-to-GDP ratio correlates with a 0.1-0.2 percentage point decline in long-term growth, independent of reverse causality from low growth inflating debt ratios via slower nominal GDP expansion.[138][139] For instance, industrial countries with debt below 30% of GDP exhibited median growth 2.6 percentage points higher than those above 90%, based on post-World War II data through the early 2010s.[140] A 2025 meta-analysis synthesizing over 40 empirical studies reinforces the inverse link, with a central estimate of 1.34 basis points (0.0134%) reduction in annual GDP growth per additional percentage point of debt-to-GDP, implying a cumulative drag of roughly 0.27 percentage points on U.S. growth in 2025 given ratios surpassing 100%.[141] Threshold estimates vary—around 60% for external debt in emerging markets and 90% for advanced economies' gross public debt—but consistently show growth slowdowns accelerating thereafter, as evidenced in European and Japanese episodes where debt surges preceded multi-decade stagnation.[142][143] While outliers like post-World War II U.S. debt reduction via rapid growth complicate strict causality, the preponderance of evidence from dynamic panel models attributes part of the correlation to crowding out of private investment and heightened uncertainty, rather than solely bidirectional effects.[135] Recent data from 2020-2024, amid pandemic-induced debt spikes, align with historical patterns, showing subdued growth recoveries in high-debt nations like Italy (debt/GDP ~140%) compared to lower-debt peers.[46]| Study/Source | Key Finding on Correlation | Time Period/Scope |
|---|---|---|
| Reinhart & Rogoff (2010) | Growth ~1.6% above 90% debt/GDP vs. >3% below | 44 countries, 1800-2009[137] |
| Égert (2015, extended) | -0.14% growth per 10pp debt increase | OECD countries, post-1980[138] |
| Pescatori et al. (IMF, 2014) | No fixed threshold, but growth dips post-90% spikes | Advanced economies, 1980-2010[144] |
| Mercatus Meta-Analysis (2025) | -0.0134% growth per 1pp debt rise | Global studies, various periods[141] |
Cross-Country Case Studies
Japan's experience illustrates the risks of prolonged deficit spending in a low-growth, aging economy. Since the 1990s, Japan has run persistent fiscal deficits, averaging around 5-6% of GDP annually, driven by social security expansions and stimulus measures amid demographic decline and stagnant productivity.[145] This resulted in public debt reaching 261% of GDP in 2020 before easing slightly to 242% in 2023, yet without immediate default due to over 90% of bonds held domestically by the Bank of Japan and households.[146] Empirical analyses link this debt accumulation to subdued economic growth, with real GDP per capita increasing only about 0.5% annually from 1990 to 2020, compared to higher rates in peer economies without similar debt burdens; studies attribute this to crowding out private investment and elevated long-term interest rate pressures despite quantitative easing.[147][148] Greece's 2009 debt crisis exemplifies how unchecked deficits can precipitate sovereign default risks in open economies with external borrowing. Pre-crisis deficits averaged 5-10% of GDP from 2000-2008, fueled by public wage hikes, pension expansions, and inaccurate reporting that understated shortfalls by up to 4% of GDP in some years.[149][150] Debt-to-GDP surged from 103% in 2007 to 180% by 2018, triggering bailouts totaling €289 billion from the EU and IMF, conditional on austerity that reduced the primary deficit from 15.4% of GDP in 2009 to a surplus by 2016.[149] Post-consolidation growth resumed at 2-3% annually from 2017-2019, though scarring effects included a 25% GDP contraction during 2008-2013, highlighting how fiscal profligacy amplifies vulnerabilities in eurozone members lacking independent monetary policy.[150] In contrast, Sweden's 1990s fiscal consolidation demonstrates positive outcomes from reversing deficit trends through expenditure restraint. A banking crisis pushed the deficit to 11% of GDP in 1993 and debt to 70% of GDP, prompting reforms including spending caps, a new fiscal framework, and cuts in public employment and transfers equivalent to 8% of GDP from 1993-1998.[151][152] This led to budget surpluses by 1998 and debt falling to 40% of GDP by 2000, coinciding with GDP growth averaging 3.5% annually from 1994-2000; cross-country econometric evidence supports that such spending-led adjustments correlate with faster recoveries than tax-based ones, as they minimize distortionary effects on labor supply.[153][154] Canada's deficit reduction in the mid-1990s provides another case of successful fiscal discipline fostering sustained expansion. Federal deficits peaked at 9.1% of GDP in 1992 amid recession, prompting the 1995 budget's measures: program spending cuts of 20% in non-entitlement areas, public sector layoffs of 45,000, and efficiency reforms that halved the deficit-to-GDP ratio within three years.[155][156] Surpluses emerged by 1997-98, with debt-to-GDP dropping from 68% in 1996 to 29% by 2008, alongside average annual GDP growth of 3.2% from 1996-2007—outpacing G7 peers—and lower interest rates that reduced debt servicing costs by CAD 10 billion annually.[157][158] These episodes underscore that while deficit spending may provide short-term buffers, persistent reliance elevates debt thresholds (often above 90% of GDP) linked to 1% lower growth per Reinhart-Rogoff thresholds, validated in subsequent IMF cross-country panels excluding outliers like Japan.[154][159]| Country | Peak Deficit (% GDP) | Debt-to-GDP Peak | Consolidation Approach | Post-Consolidation Growth (Annual Avg.) |
|---|---|---|---|---|
| Japan | ~6% (ongoing) | 261% (2020) | Limited; QE reliance | ~0.5% (1990-2020) [145][146] |
| Greece | 15.4% (2009) | 180% (2018) | Austerity, bailouts | ~2% (2017-2019) [150] |
| Sweden | 11% (1993) | 70% (1993) | Spending cuts, framework | ~3.5% (1994-2000) [151] |
| Canada | 9.1% (1992) | 68% (1996) | Program cuts, reforms | ~3.2% (1996-2007) [156] |