Worsening Inequality of Wealth and Incomes


In October 2011, the Congressional Budget Office (CBO) released an analysis at the request of the Senate Committee on Finance. The analysis documents changes in household income distribution from 1979 to 2007. That analysis titled “Trends in the Distribution of Household Income notes that the share of average after-tax income for the top 20% gained, while the lower 80% declined seen in Summary Figure 2.

Further, within the top 20%, the share of after-tax income of the top 1% grew from less than 18% to over 30% of the top 20% income bracket. While actual incomes for all quintiles increased, only the share of total after-tax income of the top 1% increased. The 81-99% remained essentially flat while the lower 80% of all households declined over 28 years.   Continue reading