1. Endicott College of International Studies, Woosong University, Daejeon, Republic of Korea
2. Faculty of Economics and Administrative Sciences, Mugla Sitki Kocman University, Mugla, Republic of Turkey
3. School of Travel Industry Management, Shidler College of Business, University of Hawaii at Manoa, Honolulu, HI, USA
4. School of Justice, Security and Sustainability, Staffordshire University, Stoke-on-Trent, UK