Robert A. Moffitt is the Krieger-Eisenhower Professor of Economics at Johns Hopkins University with a joint appointment at the Johns Hopkins School of Public Health. He is a research associate of the NBER.
Four papers, revised from work presented at a December 2014 conference held at the National Bureau of Economic Research in Cambridge, Massachusetts, survey the history, policy issues, rules, caseloads, and research on major US safety-net programs. --Journal of Economic Literature