Work requirements in means-tested transfer programs have grown in importance in the U.S. and in some other countries. The theoretical literature which considers their possible optimality generally operates within a traditional welfarist framework where some function of the utility of the poor is...

This volume collects a series of essays by prominent economists on each of the major means-tested, or welfare, programs in the United States: the Medicaid, Earned Income Tax Credit, Supplemental Nutrition Assistance, Temporary Assistance for Needy Families, Supplemental Security Income,...