Medicaid is one of the most costly welfare programs available to immigrants. This paper uses data from the 1989 to 1992 National Health Interview Survey to compare the effects of Medicaid eligibility on public and private health insurance coverage and on the utilization of medical services among...

This study focuses on network effects' in the utilization of publicly funded prenatal care using Vital Statistics data from California for 1989 to 2000. Networks are defined using 5-digit zipcodes and a woman's racial or ethnic group. Like others, we find evidence that the use of public programs...

Most Americans are now in some form of managed care plan that restricts access to services in order to reduce costs. It is difficult to determine whether these restrictions affect health because individuals and firms self-select into managed care. We investigate the effect of managed care using...

Poor and uneducated patients may not know what health care is desirable and, if fully insured, have little incentive to minimize the costs of their care. Partly in response to these concerns, most states have moved a substantial portion of their Medicaid caseloads out of traditional competitive...