1. Department of Economics, Sarhad University of Science and IT, Peshawar, Pakistan
2. Department of Tourism Management, Guangxi University, Nanning, People’s Republic of China
3. College of Tourism and Service Management, Nankai University, Tianjin, People’s Republic of China
4. Faculty of Management Sciences, City University of Science and IT, Peshawar, Pakistan
5. Graduate School of Economics and Management, Ural Federal University, Ekaterinburg, Russia