Kim, Jung Woo; Lee, Jeong Yeon; Kim, Jae Yong; Lee, Hoe … - East-West Center - 2005
In this paper we examine the technical efficiency of firms in the iron and steel industry and try to identify the factors contributing to the industry's efficiency growth, using a time-varying stochastic frontier model. Based on our findings, which pertain to 52 iron and steel firms over the...