Despite the fact that migraine headache is common and debilitating, very little is known about its effect on educational attainment. Using data drawn from the National Longitudinal Study of Adolescent Health, we estimate the relationship between migraine headache and four outcomes: high school...

This paper examines the effect of HMO market development on hospital utilization in short term general hospitals in the U.S. between 1985 and 1993. HMO penetration does not explain the majority or even a substantial minority of the variation in hospital utilization. Among seven measures of...

The U.S. health care system is organized around markets. There has, however, been ongoing concern about the functioning of these markets, so much so that some have despaired of these markets working at all. The policy response to this concern has been disjointed. Health care markets are subject...

The health care industry is being transformed. Large firms are merging and acquiring other firms. Alliances and contractual relations between players in this market are shifting rapidly. Within the next few years, many markets are predicted to be dominated by a few large firms. Antitrust...

The goal of this paper is to identify key issues concerning the nature of competition in health care markets and its impacts on quality and social welfare and to identify pertinent findings from the theoretical and empirical literature on this topic. The theoretical literature in economics on...

We examine the evolving structure of the U.S. hospital industry since 1970, focusing on how ownership form influences entry and exit behavior. We develop theoretical predictions based on the model of Lakdawalla and Philipson, in which for-profit and not-for-profit hospitals differ regarding...

While descriptive evidence suggests that deployment in the Global War on Terrorism is associated with adverse mental health, the causal effect of combat is not well established. Using data drawn from the National Longitudinal Study of Adolescent Health, we exploit exogenous variation in...

Migraine headache is a growing problem for U.S. servicemen deployed in the Global War on Terrorism and has been linked to substantial negative socioeconomic consequences. However, there has been no comprehensive examination of the relationship between combat exposure and migraine headache or its...

Migraine headache is a growing problem for U.S. servicemen deployed in the Global War on Terrorism and has been linked to substantial negative socioeconomic consequences. However, there has been no comprehensive examination of the relationship between combat exposure and migraine headache or its...