This paper uses a policy discontinuity to identify the immediate and long-term effects of public health insurance coverage during childhood. Our identification strategy exploits a unique feature of several early Medicaid expansions that extended eligibility only to children born after September...

Previous studies tend to find that immigration has a weak negative effect on the employment and earnings of native-born workers. These studies generally overlook the effect of immigration on an important sector of the labor force, the self-employed. Anecdotal evidence suggests that immigrants,...

There is an extensive literature on the extent to which public health insurance coverage through Medicaid induces less private health insurance coverage. However, little is known about the effect of other components of the health care safety net in crowding out private coverage. We examine the...