There is no logical way to the discovery of the truth. There is only the way of intuition, which is helped by a feeling for the order lying behind the appearance. -- Albert Einstein
Department of Economics, Kyung Hee University 1 Hoegidong, Dongdaemunku, Seoul 130-701, Korea Email: jyookim@khu.ac.kr Tel & Fax: +82-2-961-0986