1. Towards a Theory of Free Economic Zones;Grubel;Weltwirtschaftliches Archiv,1982
2. Present Status and Prospects of Export Processing Zones in Asia;Kawahara;EXIM Review,June 1981
3. Hankuk eui chamjae kagyok gyesu chujeong” [A preliminary estimate of shadow price parameters in Korea];Bohn-Young;Hankuk kaebal yongu,June 1981