The poor health status of children in the U.S. relative to other industrialized nations has motivated recent efforts to extend insurance coverage to underprivileged children. There is little past evidence that extending eligibility for public insurance to previously ineligible groups will...

We study the effect of public insurance for children on their utilization of medical care and health outcomes by exploiting recent expansions of the Medicaid program to low-income U.S. children. These expansions doubled the fraction of children eligible for Medicaid between 1984 and 1992....

While efforts to improve the health of the uninsured have focused on demand side policies such as increasing insurance coverage, supply side changes may be equally important. Yet there is little direct evidence on the effect of policies designed to increase the supply of Medicaid services to the...

A key question for health care reform in the U.S. is whether expanded health insurance eligibility will lead to improvements in health outcomes. We address this question in the context of dramatic expansions in the Medicaid eligibility for pregnant women that took place during the 1980s. We...