Did Medicaid expansion under the Affordable Care Act affect the course of the COVID-19 pandemic? We answer this question using a regression discontinuity design for counties near the borders of states that expanded Medicaid with states that did not. Relevant covariates change continuously across...

Past experience of emerging infectious diseases enabled the Republic of Korea to respond promptly to COVID-19. The government's zero out-of-pocket strategy, dedicated funding to infectious diseases, previously reformed legal and policy frameworks, and proactive risk communication minimized the...

Past experience of emerging infectious diseases enabled the Republic of Korea to respond promptly to COVID-19. The government's zero out-of-pocket strategy, dedicated funding to infectious diseases, previously reformed legal and policy frameworks, and proactive risk communication minimized the...

This study examines the effect of the COVID-19 pandemic on fertility in Norway at the individual level. Studies using data at the macro level have found a positive short-term effect of the pandemic on fertility level in Norway, but women's fertility response to the pandemic may differ depending...

Despite a growing literature on the impacts of the COVID-19 pandemic, scant evidence currently exists on its impacts on air quality. We offer the first study that provides cross-national evidence on the causal impacts of COVID-19 on air pollution. We assemble a rich database consisting of daily,...