1. Ph.D. Candidate, Dept. of Build and Real Estate, ZN1004, Block Z, Hong Kong Polytechnic Univ., Hung Hom, Kowloon, Hong Kong 999077.
2. Chair Professor of Construction Management, Dept. of Build and Real Estate, ZS732, Block Z, Hong Kong Polytechnic Univ., Hung Hom, Kowloon, Hong Kong 999077.
3. Associate Professor, Dept. of Construction Management, Curtin Univ., Kent Street, Bentley, Perth, WA 6102, Australia (corresponding author).
4. Associate Professor, Dept. of Build and Real Estate, ZS718, Block Z, Hong Kong Polytechnic Univ., Hung Hom, Kowloon, Hong Kong 999077.
5. Ph.D. Candidate, Dept. of Build and Real Estate, ZN1004, Block Z, Hong Kong Polytechnic Univ., Hung Hom, Kowloon, Hong Kong 999077; Ph.D. Candidate, School of Management, Harbin Institute of Technology, Harbin 150001, China.
6. Ph.D. Candidate, Dept. of Civil Engineering, Univ. of Hong Kong, Pokfulam, Room 506, Graduate House, The Jockey Club Building, 3 University Dr., Hong Kong 999077.