1. Department of Economics, Faculty of Business & Economics, Abdul Wali Khan University Mardan, Pakistan
2. Faculty of Social Sciences, Women University Mardan, Pakistan
3. College of Business Administration, University of Sharjah, UAE; Faculty of Economics, Administrative and Social Sciences, Istanbul Nisantasi University, Turkey; Department of Medical Research, China Medical University Hospital, China Medical University, Taiwan
4. Department of Economics & Corporate Administration, Faculty of Accountancy, Finance and Business, Tunku Abdul Rahman University of Management & Technology, Malaysia
5. Faculty of Business and Economics, University of Basel, Switzerland