We examine the efficiency gains in health systems generated after the national roll out of basic healthcare in El Salvador between 2010 and 2013. Using data from over 120 million consultations and five million hospitalizations, we demonstrate that the expansion of community health teams,...

This study examines the impact of religiosity on preventive measures during the COVID-19 pandemic in the United States, specifically on mask usage, vaccine administration, booster doses, and the probability of testing positive for COVID-19. This study employs an extensive, recurrent dataset from...