First Author:   Myeong hwan Kim Indiana University-Purdue University Fort Wayne kimm@ipfw.edu   Department of Economics, 2101 Coliseum Boulevard East Fort Wayne, 46805, U.S.A.   (260) 481-6794(Phone) (260) 481-6794(Fax) Second Author: Kwang Woo Park Minnesota State University, Mankato kwang-woo.park@mnsu.edu