"Just How Progressive Is the Tax System? By Catherine Rampell
So says Citizens for Tax Justice, which today released an updated analysis of the effective tax rates for Americans at different income levels.
Data released last week by the Congressional Budget Office underscored the progressive nature of the federal tax system. And in an op-ed article today in The Wall Street Journal, Ari Fleischer, who served as President George W. Bush’s press secretary, used that data — in particular, the income tax numbers — to argue that the wealthiest Americans bear an unfair share of the tax burden. Other research has found that many states and local governments have more regressive tax systems, though, that might offset the progressiveness of federal tax rates.
The research from Citizens for Tax Justice — a liberal organization that advocates “fair taxes for middle and low-income families” — uses 2008 data for all federal, state and local taxes combined. It found that the average effective tax rate is 29.8 percent, and that including state and local taxes makes the tax curve look much less steep:
The group also finds that in 2008 the share of total federal, state and local taxes paid by each income group was relatively close to the share of income that that group brings in, at least as compared to comparable 2006 numbers for effective federal tax rates: