In this paper, I will describe in detail both the Earned Income Tax Credit and the Child Tax Credit in the U.S., including their origins, their structure, and the effects they have on the labor market and family formation. I will then discuss the macroeconomic implications of U.S. welfare...

We assess the concentration and duration of zero tax liabilities and of transfer receipts, using data for households with ten to forty years of observations from the Panel Survey of Income Dynamics. We find that neither is strongly concentrated. Nearly 68% owe no federal tax in at least one...