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...

The severe hurricane seasons of 2004 and 2005 and the resulting losses are prompting insurers to reassess their risk and business strategies in Southeastern states. This article examines recent trends in the affected homeowners insurance markets and discusses how these markets are likely to...

The Affordable Care Act (ACA) will dramatically alter health insurance markets and the sources through which individuals obtain coverage. As the ACA is implemented, it is essential to monitor the intended and the unintended consequences of these regulations. To evaluate the changes in health...

This paper studies the design of health insurance with ex post moral hazard, when there is imperfect competition in the market for the medical product. Various scenarios, such as monopoly pricing, price negotiation or horizontal differentiation are considered. The insurance contract specifies...

How does catastrophe-risk awareness affect selection patterns in catastrophe insurance markets? Catastrophe insurance is often provided by government entities and frequently involves substantial cross-subsidization between people facing very different levels of risk, which could generate adverse...