1. Reader, Built Environment Dept., Univ. of Glamorgan, UK; Associate Prof., Building and Real Estate Dept., Hong Kong Polytechnic Univ., Hong Kong (corresponding author).
2. Professor, Building and Real Estate Dept., Hong Kong Polytechnic Univ., Hong Kong.
3. Assistant Professor, Dept. of Construction and Real Estate, School of Management, Harbin Institute of Technology, China.