This paper examines the long-term effects of early sports selection using a regression discontinuity design. I show that Swedish track and field athletes who qualified for a one-time appearance with the junior national team at age 17 are less likely to quit sports and more likely to improve...

How do disruptive peers shape academic and career paths? We examine this question by leveraging the random assignment of students to classrooms in Greece and identifying the effects of peer disruptiveness on academic performance and career paths. Using suspension hours as a measure of...

The COVID-19 pandemic caused widespread disruptions to education, with school closures affecting over one billion children. These closures, aimed at reducing virus transmission, resulted in significant learning losses, particularly in mathematics and science. Using data from TIMSS 2023, which...