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 impact of the labor regulation on firm's employment. South Korea's labor reform in 2007 restricted the duration of the specific types of temporary contract — fixed term and dispatched contract — to maximum two years and required those temporary contracts to be...

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...

In this paper, we evaluate the impact of high-speed train introduction on passenger transport. In particular, we examine whether the introduction of the high-speed train could increase the demand for train travel and substitute the demand for air travel. To address the question, we exploit the...

This paper examines the impact of introducing high-speed trains on consumer welfare using South Korean transportation industry data. The model treats the rail company's choice of train schedules as endogenous in order to take the firm's choices of product line into account. I estimate a model of...

This paper examines the impact of introducing high-speed trains on consumer welfare, taking the ensuing changes in train schedules into account. Based on the estimated demand model for travel which incorporates consumer's heterogeneous preferences for travel schedules into the standard...

- Estimating the causal effect of the standard 40-hour workweek policy (2004-11) on the annual output per worker showed an increase of 1.5% at manufacturing establishments with 10-plus employees. - The policy reduced the standard workweek from 44 to 40 hours and was gradually implemented in...

- Regulations on the use of non-regular workers can encourage the conversion to regular workers and reduce firms' labor use. They can also increase the use of non-regular employment types that are not subject to the law. - An analysis on the impact of the non-regular employment protection law...