1. School of Culture and Tourism, Zhejiang International Studies University, Hangzhou, China
2. Faculty of International Tourism and Management, City University of Macau, Taipa, Macau, China
3. Centre for Gaming and Tourism Studies, Macao Polytechnic University, Taipa, Macau, China
4. Faculty of Business Administration, School of Continuing Education, Macau Millennium College, Macau, China