Adverse selection death spirals in health insurance are dramatic, and so far, exotic economic events. The possibility of death spirals has garnered recent policy and popular attention because the pricing regulations in the Affordable Care Act of 2010 make health plans more vulnerable to them...

The Areeda-Turner rule in U.S. antitrust jurisprudence limits successful predatory pricing cases to circumstances where prices can be shown to have been set below marginal costs. While not cast so, the rule reflects the view that predatory pricing is rarely attempted; and even where attempted is...

This article extends the received literature on optimal provider payment by accounting for consumer heterogeneity in preferences for health insurance and health care. This heterogeneity breaks down the separation of the relationship between providers and the health insurer and the relationship...

Three puzzles are closely related to the forward-bias puzzle and the failure of uncovered interest parity: (1) UIP failure is greater for short than long maturities, (2) forward bias is larger between developed than between developing countries and (3) there is no systematic forward bias in...

We calculate the harm a birth imposes on others when greenhouse gas emissions are a problem and a cap limits emissions damage. This negative population externality, which equals the corrective Pigovian tax on having a child, is substantial in calibrations. In our base case, the Pigovian tax is...

This paper considers the success of the Montreal Protocol on Substances that deplete the Ozone Layer in addressing an incompletely understood global environmental hazard under risk and uncertainty, and its implications for and interactions with other global environmental protection regimes,...