Atkinson, Piketty, and Saez (2011) survey an important new literature using income taxbased data to measure the share of income held by top income groups. But changes in tax legislation that expand the tax base to include income sources (e.g. capital gains, dividends, etc.) disproportionately...

Welfare dependence or reliance is widely regarded to have adverse consequences for both the community and welfare recipients, yet there have been few studies of the extent and nature of welfare reliance. Indeed, the concept of welfare reliance does not seem to be well defined. In the present...