Social welfare programs in the United States are designed to serve as safety nets for people in hard times, in contrast with the universal approach found in many other developed western nations. In a survey of Cliometric studies of social welfare programs in the U.S., we examine the variation in...

Recent expansions of Medicaid eligibility have come with increased experimentation with enrollee cost-sharing. In this paper, we exploit a discontinuous premium increase at the federal poverty level in Michigan's Medicaid expansion program to test low-income individuals' sensitivity to premiums...