This paper examines whether imposing minimum wage alters the characteristics of new businesses. Applying a difference-in-differences framework to repeated cross-sectional data of new plants, we explore the impact of minimum wage introduction on characteristics of new plants in South Korea. We...

In this paper, we examine the dynamic effect of tobacco control policies on tobacco consumption using the recent implementation of such policies in Korea. The results show that such policies discretely reduce the incidence and amount of tobacco consumptions. We document that after the initial...

This paper examines the impact of college education on workers' subsequent careers, based on a direct role of college graduation on the revelation of workers' individual ability. Using NLSY79, we document a positive relationship between ability and signaling behavior for high school graduates...

In this paper, we examine the effect of transportation infrastructure on the productivity of manufacturing plants. In particular, we analyze whether improved passenger transportation connections to metropolitan cities positively affects manufacturing plant productivity in non-metropolitan...