percentage of federal taxes generated at each statutory marginal rate.
value of benefit from dependent exemption, Head of Household filing status, Child Tax Credit, Earned Income Tax Credit, and Making Work Pay credit.
number of returns filed for each type of tax by state.
parameters for child tax credit and child and dependent care tax credit.
number of returns, shares of AGI and total income tax, AGI floor on percentiles, and average tax rates, by selected descending cumulative income percentiles and by state.
sources of income and tax items in current and constant dollars from 1913 to 2011.
number of returns and adjusted gross income, by state and by size of AGI.
share of wages paid in income and payroll taxes for selected years from 1970 to 2011.
highest marginal income tax rate and disposable income of worker as a share of gross earnings in OECD countries.
shares of federal tax liabilities for households with children, by comprehensive household income quintile, 1979 to 2011.