Single-sex schooling is a controversial policy whose effects are inconsistent across different studies with its mechanisms poorly understood. Leveraging the random allocation of high school students in South Korea, we study the effect of single-sex schooling on mental health while considering...

This study examines the effect of foreign direct investment (FDI) on local firms' productivity via human capital transfer from MNEs to local firms. Using the firm-level data for 2010-2015 from the Republic of Korea, we identify human capital spillovers using local firms' hired permanent foreign...

We synthetically assess the three major transmission channels of international business cycles: bilateral trade, foreign direct investment (FDI), and portfolio investment flows between economies with multiple fixed effects. Using the data of 72 economies during 2010-2019, we find that real and...

We investigate the effect of trade integration on interstate military conflict. Our empirical analysis, based on a large panel data set of 243,225 country-pair observations from 1950 to 2000, confirms that an increase in bilateral trade interdependence significantly promotes peace. It also...