Adverse selection in health insurance happens when sicker people—or those who present a higher risk to the insurer—buy health insurance while healthier people don’t buy it. Adverse selection can also ...

In an extreme case, the poor risks will be the only purchasers of coverage, and the insurer can expect to lose money on each policy sold. This situation, referred to as adverse selection, occurs when ...

This article shows how the introduction of severity risk into a simple model of insurance markets affects the optimal level of insurance. Also examined is how severity risk affects the equilibrium for ...

We take a dynamic perspective on insurance markets under adverse selection and study a dynamic version of the Rothschild and Stiglitz model. We investigate the nature of dynamic insurance contracts by ...

This one gets a little wonky, but the subject matters. In reflecting on last week’s Baltimore conference, I keep circling back to a couple of points. One is about “white-labeling,” which I will ...