1. College of Management Sciences, Pakistan Air Force-Karachi Institute of Economics and Technology (PAF-KIET), Karachi, Pakistan
2. Department of Business Administration, Jinnah University for Women, Karachi – Pakistan, Southwest Jiaotong University, Chengdu, China
3. Faculty of Management Sciences, Shaheed Zulfikar Ali Bhutto Institute of Science and Technology (SZABIST), Karachi, Pakistan. & School of Economics and Management, Southwest Jiaotong University, Chengdu, China