This is the accessible text file for GAO report number GAO-06-1077R 
entitled 'The Nation's Long-Term Fiscal Outlook: September 2006 Update' 
which was released on September 15, 2006. 

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The Nation's Long-Term Fiscal Outlook: 

September 2006 Update: 

United States Government Accountability Office: 

GAO: 

GAO-06-1077R: 

GAO's Long-Term Fiscal Simulations: 

Since 1992, GAO has published long-term fiscal simulations of what 
might happen to federal deficits and debt levels under varying policy 
assumptions. GAO developed its long-term model in response to a 
bipartisan request from Members of Congress who were concerned about 
the long-term effects of fiscal policy. 

In 1992 GAO said: “The federal budget is structurally unbalanced. This 
will do increasing damage to the economy and is unsustainable in the 
long term. Regardless of the approach chosen, prompt and meaningful 
action is essential. The longer it is delayed, the more painful it will 
be.” These words are as relevant today as when GAO first published 
them. 

GAO updates its simulations three times a year as new estimates become 
available from:
* CBO’s Budget and Economic Outlook (January), 

* Social Security and Medicare Trustees Reports (early spring), and

* CBO’s Budget and Economic Outlook: An Update (late summer). 

This product responds to congressional interest in receiving updated 
simulation results. Additional information about the GAO model, its 
assumptions, data, and charts can be found at [Hyperlink, 
http://www.gao.gov/special.pubs/longterm/]. For more information, 
contact Susan J. Irving at (202) 512-9142 or irvings@gao.gov 

The Bottom Line: Today's Fiscal Policy Remains Unsustainable: 

Figure 1: Unified Surpluses and Deficits as a Share of GDP under 
Alternative Fiscal Policy Simulations: 

[See PDF for image] 

Source: GAO's August 2006 analysis. 

[End of figure] 

GAO's current long-term simulations continue to show ever-larger 
deficits resulting in a federal debt burden that ultimately spirals out 
of control. The timing of deficits and the resulting debt build up 
varies depending on the assumptions used, but under either optimistic 
("Baseline extended") or more realistic assumptions, current fiscal 
policy is unsustainable. 

Simulations are not forecasts or predictions. They are designed to ask 
the question "what if?" GAO's "what ifs" are that discretionary 
spending may grow faster or slower, and tax cuts may be renewed or 
allowed to expire - but in both cases, the Nation's long-term fiscal 
future is "at risk." Under any reasonable set of expectations about 
future spending and revenues, the risks posed to the Nation's future 
financial condition are too high to be acceptable. 

By definition, what is unsustainable will not be sustained. The 
question is how our current imprudent and unsustainable path will end. 
At some point, action will be taken to change the Nation's fiscal 
course. The sooner appropriate actions are taken, the sooner the 
miracle of compounding will begin to work for the federal budget rather 
than against it. Conversely, the longer action to deal with the 
Nation's long-term fiscal outlook is delayed, the greater the risk that 
the eventual changes will be disruptive and destabilizing. Acting 
sooner rather than later will give us more time to phase in gradual 
changes, while providing more time for those likely to be most affected 
to make compensatory changes. 

What Drives Our Nation's Bleak Long-Term Fiscal Outlook? 

The long-term fiscal outlook results from a large and persistent gap 
between expected revenues and expected spending. 

The spending that drives the outlook is primarily spending on the large 
federal entitlement programs (i.e., Social Security, Medicare, 
Medicaid). The retirement of the baby boom generation is one key 
element of this. In 2008 the first boomers will be eligible to draw 
"early retirement" Social Security benefits, and in 2011 the first 
boomers will become eligible for Medicare. Over the following 2 decades 
America's population will age dramatically, and fewer workers will be 
asked to support ever larger costs for retirees. 

Although Social Security is a major part of the fiscal challenge, 
contrary to popular perception, it is far from our biggest challenge. 
Spending on the major federal health programs (i.e., Medicare and 
Medicaid) represents a much larger and faster growing problem. Over the 
past several decades, health care spending on average has grown much 
faster than the economy, absorbing increasing shares of the Nation's 
resources, and this rapid growth is projected to continue. For this 
reason and others, rising health care costs pose a fiscal challenge not 
just to the federal budget but to American business and our society as 
a whole. 

In figures 2 and 3 below, the category "all other spending" includes 
much of what many think of as "government"--"discretionary" spending on 
such activities as national defense, homeland security, veterans health 
benefits, our national parks, highways and mass transit, foreign aid, 
plus "mandatory spending" on the smaller entitlement programs such as 
Supplemental Security Income, TANF, and farm price supports.[Footnote 
1] The spending increases for all these types of spending taken 
together are dwarfed by the growth in spending for Social Security, 
Medicare, Medicaid, and interest on debt held by the public. Figure 2, 
which shows results from GAO's more realistic simulation, is a visual 
depiction of how the magic of compounding will work against us if a gap 
between revenues and spending is allowed to continue to grow. 

Figure 2: Composition of Spending as a Share of GDP Assuming 
Discretionary Spending Grows with GDP After 2006 and All Expiring Tax 
Provisions are Extended: 

[See PDF for image] 

Source: GAO's August 2006 analysis. 

[End of figure] 

Estimated growth in the major entitlement programs results in an 
unsustainable fiscal future regardless of whether one assumes future 
revenue will be somewhat below or above historical levels as a share of 
the economy. 

These figures also show that waiting makes the size of the problem 
worse. For example, under GAO's more optimistic simulation shown in 
figure 3, waiting until 2040 means that as a share of the economy, 
either taxes would need to be increased by almost 60 percent or total 
spending reduced by a third in order to balance the budget in that 
year. Sudden, drastic changes of either kind--and revenues at such a 
level--are outside post-World War II historical experience in this 
country. 

Figure 3: Composition of Spending as a Share of GDP Under Baseline 
Extended: 

[See PDF for image] 

Source: GAO's August 2006 analysis. 

[End of figure] 

The Fiscal Gap--Another Way to Measure the Challenge: 

Many ways exist to measure the long-term fiscal challenge. One 
quantitative measure is called "the fiscal gap." The fiscal gap is the 
amount of spending reduction or tax increases needed to keep debt as a 
share of gross domestic product (GDP) at or below today's ratio. 
Another way to say this is that the fiscal gap is the amount of change 
needed to prevent the kind of debt explosion implicit in figure 2. The 
fiscal gap can be expressed as a share of the economy or in present 
value dollars. 

For GAO's "Baseline extended" simulation, closing the fiscal gap would 
require spending cuts or tax increases equal to 4.5 percent of the 
entire economy each year over the next 75 years, or a total of $34 
trillion in present value terms. For GAO's more realistic simulation, 
the gap is 8 percent of the economy, or about $61 trillion in present 
value terms. To put this in perspective, if we were to invest enough 
today to pay off these amounts over the next 75 years, the sums needed 
would amount to about between $115,000 to $200,000 per person, or 
between about $270,000 to $485,000 for each full-time worker. 

Under either set of assumptions, the size of the change we would need 
to make in the federal budget would be larger than last year's unified 
deficit--and that is just the change in the first year of the 75-year 
window. Waiting even 10 years to close the fiscal gap would require 
larger, more drastic changes. For example, under GAO's optimistic 
simulation the fiscal gap would grow from 4.5 percent of the economy 
today to 5.7 percent in 2016 simply by waiting to act. 

Additional economic growth is critical and will help to ease the 
burden, but the projected fiscal gap is so great that it is unrealistic 
to expect we will grow our way out of the problem. To do so under any 
reasonable set of assumptions would require double-digit real economic 
growth for many decades to eliminate the long-term fiscal challenge. 
However, since the end of World War II we have not seen economic growth 
of this kind. To be sure, additional economic growth would certainly 
help the Nation's financial condition and our ability to address our 
fiscal gap, but it will not eliminate the need for action. 

Other ways to think about the size of the long-term challenge may also 
be found in [Hyperlink, http://www.gao.gov/cghome.htm]. 

What Is Assumed in GAO's Simulations? 

GAO's two simulations project current policies on revenue and spending 
forward. The first is "Baseline extended," and the second is based on 
more realistic assumptions given recent trends and assumed policy 
preferences. They vary in how they deal with the first 10 years: 

* Baseline extended. This takes the 10-year baseline estimates of the 
Congressional Budget Office (CBO) and extends them over a 75-year 
period. By law, CBO is required to assume in its baseline estimates 
that discretionary spending grows at the rate of inflation--a slower 
growth rate than that witnessed in many recent years. CBO is also 
generally required by statute to assume no changes to today's laws. One 
implication of this is that CBO must assume that all tax cuts 
originally enacted in 2001 and 2003 expire as currently scheduled. 

* Discretionary spending grows with the economy (that is, with gross 
domestic product) and all expiring tax reductions are extended. This 
simulation alters two key assumptions of CBO's baseline. First, 
discretionary spending is allowed to grow with the economy in the first 
10 years rather than being constrained to grow with inflation. Second, 
all expiring tax cuts are extended permanently. 

At the end of the 10-year period we take the levels of revenue and 
discretionary spending as shares of GDP and hold these constant for the 
rest of the simulation period. Since 1992 we have held revenues and 
discretionary spending constant as shares of GDP after the CBO 
estimation period so as to make no policy assumptions. In addition, 
after the first 10 years, both simulations use the Social Security and 
Medicare Trustees' 75-year intermediate estimates for those programs 
and assume that promised benefits will be paid in full. 

What Changed in This Update? 

The long-term outlook has not changed significantly since the last 
simulations. Although this year's deficit outlook has improved, the 
long-term continues to be unsustainable. 

GAO's simulations were updated using CBO's 10-year baseline budget and 
economic estimates in its August Budget and Economic Outlook: An 
Update. CBO's report can be found at [Hyperlink, 
http://www.cbo.gov/showdoc.cfm?index=7492&sequence=0]. 

This product is based on GAO's work on the long-term fiscal challenge, 
including reports and testimonies. These efforts were conducted in 
accordance with generally accepted government auditing standards. 

FOOTNOTES 

[1] "Discretionary spending" refers to spending based on authority 
provided in annual appropriations acts. "Mandatory spending" refers to 
spending that Congress has authorized in legislation other than 
appropriations acts that entitles beneficiaries to receive payment or 
that otherwise obligates the government to make payment.