1. School of Tourism Management, Sun Yat-sen University, Guangzhou, China
2. School of Hotel and Tourism Management, The Hong Kong Polytechnic University, Hong Kong SAR, China
3. The Hospitality and Tourism Research Centre, School of Hotel and Tourism Management, The Hong Kong Polytechnic University, Hong Kong SAR, China
4. School of Economics and Management, Beihang University, Beijing, China
5. Laboratory for Low-carbon Intelligent Governance, Beihang University, Beijing, China