1. Department of Economics and Finance, College of Economics and Political Science Sultan Qaboos University Muscat Oman
2. Institute of Business Research University of Economics Ho Chi Minh City Ho Chi Minh City Vietnam
3. Division of Chinese Foreign Affairs and Commerce Hankuk University of Foreign Studies Seoul Republic of Korea
4. Institute of Business Research and CFVG University of Economics Ho Chi Minh City Ho Chi Minh City Vietnam
5. Department of Economics Pusan National University Busan Republic of Korea
6. Institute of Economics and International Trade Pusan National University Busan Republic of Korea