caused an increase in medical expenses, education and training costs, and expenses for household services, which are …

preschool education in Korea. Using data on the cognitive and noncognitive ability test scores from Panel Study on Korean … Children (PSKC) to estimate the returns to education by city size and type of kindergarten establishment, we find that there is … no statistically significant difference in terms of the quality of education between private and public kindergartens in …

skilled workers accompanying with rising wage premium for education since implies that labor demand has shifted toward the …