First Author:   Sheng-Tung Chen Assistant Professor, Department of Public Finance, Feng Chia University, Taichung, Taiwan stonchen@fcu.edu.tw   Department of Public Finance, Feng Chia University, 100 Wenhwa Rd. Taichung, 40724, Taiwan   +886-4-24517250 ext 4310(Phone) +886-4-24517250 ext 4310(Fax) Second Author: Chi-Chung Chen Professor, Department of Applied Economics, National Chung-Hsing University, Taichung, Taiwan mayjune@nchu.edu.tw         Third Author: Yoonbai Kim Associate Professor, Department of Economics,University of Kentucky ykim01@uky.edu