Yoonhwan Oh Dong-hyun Oh Jeong-Dong Lee 2024-01-12T13:13:13Z 2024-01-12T13:13:13Z 2021-09-29 https://pubs.kist.re.kr/handle/201004/87806 English 7.8~11 Evaluating productivity change using an unbalanced panel data approach: case of electric generation companies in U.S. and Korea Conference 1 Asia-Pacific Productivity Conference 2014 (APPC 2014) Asia-Pacific Productivity Conference 2014 (APPC 2014) AT