1. Graduate Research Assistant, Dept. of Real Estate and Construction, Univ. of Hong Kong, Pokfulam Rd., Hong Kong, China (corresponding author).
2. Research Assistant Professor, Dept. of Real Estate and Construction, Univ. of Hong Kong, Pokfulam Rd., Hong Kong, China.
3. Professor, Dept. of Real Estate and Construction, Univ. of Hong Kong, Pokfulam Rd., Hong Kong, China.
4. Associate Professor, Science and Engineering Faculty, Queensland Univ. of Technology, Brisbane, QLD 4001, Australia.