1. Stephen N. G. Davies is a professor in the Department of Real Estate and Construction at the University of Hong Kong, Hong Kong;
2. Lawrence W. C. Lai is Professor in the Department of Real Estate and Construction at the University of Hong Kong, Hong Kong, ORCID iD:
3. Y. K. Tan is a teaching assistant in the Department of Real Estate and Construction at the University of Hong Kong, Hong Kong;
4. Hon Chim Chiu is a lecturer in the School of Geography and Sustainable Development at the University of St Andrews, St Andrews, KY16 9AJ, UK, ORCID iD: