This paper examines the extent to which the 2005 Clean Air Act introduced in South Korea affected air pollution and infant health. To identify the causal effect, we exploit the time and geographical variations in the adoption of the Act between 2003 and 2006. During this period, the Clean Air...

We examine the impact of COVID-19 on employment in South Korea as of June 2020. To estimate the causal effect, we use two complementary methods. First, using individual-level data without residence information, we estimate the effects by controlling for detailed characteristics of individuals....

Various countries have implemented transfer programs to individuals since the Covid-19 outbreaks. However, the extent to which such transfers alleviate economic recessions is unclear. This paper analyzes a South Korean program, which provided vouchers redeemable only at small local businesses....

We investigate the impact of an economic downturn on natality and birthweight for newborns when parents prefer sons. We examine South Korea, unexpectedly hit by the Asian financial crisis in 1997. For identification, we exploit regional and time variation in the crisis, focusing on women who...

A key concern in the design of education policies relates to the structure of incentives in accountability systems. This paper examines a school accountability program that provides financial support to low-performing schools but has no direct punishment scheme for recipients who do not exhibit...

This paper examines the extent to which the Great Recession affected gender composition at birth. We focus on ethnic minorities in the US known for a son preference – Chinese, Indians, and Koreans. Using the DID method, we find that in response to the Great Recession, the fraction of newborn...

This study examines the extent to which changing the composition of college majors among working-age population may affect the supply of human capital or effective labor supply. We use the South Korean setting, in which the population is rapidly aging, but where, despite their high educational...

Every year, a large number of women immigrate as brides from developing countries to developed countries in East Asia. This phenomenon virtually did not exist in the early 1990s, but foreign brides currently comprise 4 to 35 percent of newlyweds in these developed Asian countries. This paper...

This study measures the extent to which Seoul's COVID-19 shopping coupon program affects individuals' consumption. Unlike other COVID-19-related transfer programs, the Seoul Metropolitan government provides consumption coupons depending on income. We quantify the causal effect of Seoul's program...

This paper investigates the role of worker-firm matching algorithms in accounting for early job separation rates. For this purpose, we examine Korea’s temporary foreign worker program in which the government classifies firms by priority levels and matches them with foreign workers based on...