Social distancing and stay-at-home measures provided scientists with a natural experiment to study social phenomena that hinge precisely on human mobility and contact — including criminal activity. A study by Center for the U.S. and Mexico experts and co-authors explores the relationship between COVID-19 and criminal activity in Mexico.

U.S. studies suggest that the Uber ride-sharing service may reduce alcohol-related driving fatalities. This study, published in the Journal of Epidemiology & Community Health, examines the effect of Uber on traffic deaths in South Africa, where driving fatalities are twice the global average and over 60 percent are alcohol-related.

Abstract

Alternative economic theories yield dramatically different prescriptions for optimal capital taxation in small…