First Author:   Chi-Wei Su Department of Finance, Providence University, Taichung, Taiwan cwsu@pu.edu.tw         Second Author: Yi-Sung Huang Southwestern University of Finance and Economics, and Ling Tung University, Taichung, Taiwan esong@mail.ltu.edu.tw         Third Author: Peirchyi Lii Department of Management Sciences, Tamkang University, Taipei, Taiwan pclii@mail.tku.edu.tw         Fourth Author: Ning-Jun Zhang Dean of School of Business Administration, Southwestern University of Finance and Economics njunzh@126.com