Or, why it was so important to keep top marginal income tax rates constant for millionaires.
Figure 1 depicts the income shares accruing to the top 0.5 percent and top 0.1 percent of households (including realized capital gains). It is clear that their shares have declined going from 2007 to 2008; for the top 0.1%, their share has declined from 12.3% to 10.4% of total income.