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...

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...

While numerous studies have examined how health affects retirement behavior, few have analyzed the impact of retirement on subsequent health outcomes. This study estimates the effects of retirement on health status as measured by indicators of physical and functional limitations, illness...

This study contributes to the literature on supply-side adjustments to insurance expansions by examining the effect of the Affordable Care Act (ACA) on ambulance response times. Exploiting temporal and geographic variation in the implementation of the ACA as well as pre-treatment differences in...