We investigate the relationship between cell phones and brain cancer using brain cancer death rates for 86 countries between 1990 and 2014 from the World Health Organization and country-level mobile phone subscription rates from the World Bank. We estimate difference-in-difference models...

Drinking-and-driving remains a leading cause of preventable mortality and morbidity in the United States, yet reliable estimates of its prevalence and the increased risk it imposes on other road users remain elusive. The tendency of respondents to under-report illicit and socially stigmatized...

We examine the relationship between contemporaneous fine particulate matter exposure and COVID-19 morbidity and mortality using an instrumental variable approach based on wind direction. Harnessing daily changes in county-level wind direction, we show that arguably exogenous fluctuations in...

We examine the relationship between contemporaneous fine particulate matter exposure and COVID-19 morbidity and mortality using an instrumental variable approach based on wind direction. Harnessing daily changes in county-level wind direction, we show that arguably exogenous fluctuations in...

Legal abortion has recently been suggested as an essential healthcare service. In this study, we consider whether abortion legalization over 1969-1973 improved women's health, measured by maternal mortality. Our event-study results indicate that legal abortion substantially lowered non-white...

Legal abortion has recently been suggested as an essential healthcare service. In this study, we consider whether abortion legalization over 1969-1973 improved women's health, measured by maternal mortality. Our event-study results indicate that legal abortion substantially lowered non-white...

As of June 2020, the coronavirus pandemic has led to more than 2.3 million confirmed infections and 121 thousand fatalities in the United States, with starkly different incidence by race and ethnicity. Our study examines racial and ethnic disparities in confirmed COVID-19 cases across six...