US tax rates lowest since 1970s, but income fell faster: report

Average before-tax income fell 12% for US households from 2007-09, with rich people falling more -- by 36% for the richest 1%, says the Congressional Budget Office here.

Meanwhile, "the average federal tax rate—that is, households’ federal tax liabilities divided by their income (including transfer payments) before taxes—was 17.4 percent in 2009" (ranging from 1% for the poorest to 29% for the top 1%, the lowest since before Ronald Reagan was president in the early 1980s and well below the 21% average over the past 30 years.