Research report

The Urban-Brookings microsimulation tax model is a powerful tool for federal tax policy analysis. The model calculates tax liability for a representative sample of households, both under the rules that currently exist (current law) and under alternative scenarios. Based on these calculations,...

January 10, 2005
Jeffrey Rohaly, Adam Carasso, Mohammed Adeel Saleem
Research report

Corrective taxes can encourage healthier, safer, and less polluting behavior. But how should governments use their revenue? Options abound to cut other taxes, boost spending, or reduce borrowing. We organize those uses into four categories: offsetting new burdens, furthering the same goal,...

January 29, 2016
Adele C. Morris, Donald Marron
Research report

Small business is the source of our entrepreneurial genius, creativity, and productivity. Nonetheless, a substantial portion of our economic activity occurs within large corporations, non-profits and public enterprises. This paper discusses how the federal income tax treats firms of different...

January 30, 2008
Eric Toder
Research report

In 1979, federal taxes claimed 8 percent of the income of households in the lowest quintile of the income distribution.1 Over the following three decades, the average
effective tax rate (ETR) taxes as a percentage of income fell by nearly half to 4.3 percent in 2005. Most of the decline...

August 19, 2008
Roberton C. Williams
Research report

Fewer than one in seven individual income taxpayers reported taxable capital gains in 2006. Over half of taxpayers with gains had incomes below $75,000, but most capital gains were reported by very high income taxpayers. The 3 percent of returns with AGI over $200,000 reported 31 percent of AGI...

July 31, 2008
Eric Toder
Research report

Recent tax acts sharply lowered tax rates on long-term capital gains and dividend income. For millions of taxpayers, however, the alternative minimum tax limits the benefits from these cuts by increasing the effective marginal tax rates on capital gains and dividend income. The culprit is the...

March 3, 2008
Benjamin H. Harris, Christopher Geissler
Research report

From an economic perspective, marginal tax rates play a critical role in determining the consequences of a change in tax policy. In an uncomplicated tax system the marginal rate is simply equal to the statutory rate. For millions of taxpayers, however, marginal tax rates differ markedly from...

November 21, 2008
Benjamin H. Harris, Ruth Levine
Research report

A taxpayer's effective marginal tax rate (EMTR) is the percentage of an additional dollar of income that would be paid in federal income tax. An individual's EMTR could affect the decision to work or save more, or avoid income tax. We use the TPC's microsimulation model of the federal tax system...

September 30, 2008
Katherine Lim, Jeffrey Rohaly
Research report

Republican Presidential Candidate Fred Thompson has announced a tax plan that combines tax cut extensions, additional tax cuts, and an election to pay tax under a new alternative tax system that would substitute a larger standard deduction for all current deductions and credits and have two...

December 10, 2007
Leonard E. Burman, Greg Leiserson, Jeffrey Rohaly
Research report

Student loans, mortgage guarantees, and other lending programs create special challenges for federal budgeting. Under official budget rules, these programs are projected to bring in $200 billion over the next decade. Under an alternative, favored by many analysts, they appear to lose $100...

September 29, 2014
Donald Marron