tax returns classified by highest applicable statutory marginal rate.
percentage of federal taxes generated at each statutory marginal rate.
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.
average federal tax rates for elderly childless households, by comprehensive household income quintile, 1979 to 2011.
average federal tax rates for nonelderly childless households, by comprehensive household income quintile, 1979 to 2011.
legislation for the add-on tax and alternative minimum tax since 1969.
historical combined income and employee tax rates for two-parent families of four, also including employer tax rates, 1955-2014.
average and marginal federal income tax rates for two-parent families of four at the same relative positions in the income distribution from 1955 to 2014.