The conventional wisdom dating back to Yaari (1965) is that households without a bequest motive should fully annuitize their investments. Numerous market frictions do not break this sharp result. We modify the Yaari framework by allowing a household's mortality risk itself to be stochastic....

Life insurance is a large yet poorly understood industry. A final death benefit is not paid for a majority of policies. Insurers make money on customers that lapse their policies and lose money on customers that keep their coverage. Policy loads are inverted relative to the dynamic pattern...

This paper documents and explains the existence of grade non-disclosure policies in Masters in Business Administration programs, why these policies are concentrated in highly-ranked programs, and why these policies are not prevalent in most other professional degree programs. Related policies,...

This paper re-examines the classic question of how a household should optimally allocate its portfolio between risky stocks and risk-free bonds over its lifecycle. We show that allowing for the wage indexation of social security benefits fundamentally alters the optimal decisions. Moreover, the...

This paper seeks to explain the key two stylized facts of fundamental reforms to social security systems worldwide: Why have so many countries reformed when traditional systems seem, at first glance, to have a higher probability of delivering a secure retirement income? Why have these reforms...

This paper attempts to identify moral hazard in the traditional reinsurance market. We build a multi-period principle agent model of the reinsurance transaction from which we derive predictions on premium design, monitoring, loss control and insurer risk retention. We then use panel data on U.S....

This paper investigates the long-run incidence of the corporate income tax in an open-economy model calibrated with two economies: the United States and a larger mirror economy representing the rest of the world. Imperfect substitutability of domestic and foreign products plays a key role in...

About three-quarters of secondary schools are reluctant to vigorously enforce smoking bans due to various social pressures; ten percent of these schools do not have bans at all. Empirically, school-based smoking regulations appear, at best, ineffective at reducing teenage smoking and, more...

Notwithstanding the rosy short-term fiscal scenarios being advanced in Washington, the demographic transition presents the United States with a very serious fiscal crisis. In 30 years there will be twice the number of elderly, but only 15 percent more workers to help pay Social Security and...