1. Graduate School of Management, Min Chuan University, 250, Chuang Shan North Road, Section 5, Taipei 111, Taiwan, Republic of China,
2. Department of Finance, Nanya Institute of Technology, 414, Section 3, Jhongshan E. Rd., Jhongli City, Taoyuan County 32091, Taiwan, Republic of China,
3. Graduate School of Management, Min Chuan University 250, Chuang Shan North Road, Section 5, Taipei 111, Taiwan, Republic of China,