1. Isenberg School of Management, University of Massachusetts–Amherst, Amherst, MA, USA
2. School of Hospitality and Tourism Management, University of Surrey, Guildford, United Kingdom
3. Mr and Mrs Chan Chak Fu Professor in International Tourism, School of Hotel and Tourism management The Hong Kong Polytechnic University, Kowloon, Hong Kong SAR, China
4. Department of Economics, Lancaster University Management School, Lancaster, United Kingdom