The recent nation-wide health reform --- Patient Protection and Affordable Care Act, or simply ACA --- drastically altered the functioning of the health insurance industry in the US, opening many questions about how the system should be designed and regulated. While previous literature largely...

Some states have not adopted the Affordable Care Act (ACA) Medicaid expansions due to concerns that the expansions may impair access to care and utilization for those who are already insured. We investigate such negative spillovers using a large panel of Medicare beneficiaries. Across many...

Some states that have not adopted the Affordable Care Act (ACA) Medicaid expansions have stated concerns that the expansions may impair access to care and utilization for those who are already insured. We investigate such negative spillovers using a large panel of Medicare beneficiaries. Across...

Since at least the early 1990s, economists have found substantial evidence of "job lock" in the United States: workers who get health insurance from their employer are less likely to switch jobs. Early work showed stronger job lock among groups that place a higher value on health insurance,...