Yŏng-sam Cho

• "Disguised unemployment" in underdeveloped areas
• Ch'angjo kyŏngje kuhyŏn ŭl wihan chungso kiŏp chŏngch'aek panghyang kwa kwaje
• Chungso kiŏp haeoe chikchŏp tʻuja ŭi kujo wa sŏngkwa