Affiliation: | 1.Shaheed Zulfiqar Ali Bhutto Institute of Science and Technology, House # R-46, Survey # 103, Asif Abad, Green Town, Karachi, Pakistan ;2.College of Business Management, Institute of Business Management, Korangi, Karachi, Pakistan ;3.Department of International Trade and Finance School of Management and Economics Beijing Institute of Technology, Beijing, China ; |