1. The Bartlett School of Sustainable Construction, Univ. College London, London, UK.
2. Associate Professor, College of Management and Economics, Tianjin Univ., Tianjin, China (corresponding author).
3. Associate Professor, Dept. of Management Science and Engineering, Nanjing Univ. of Aeronautics and Astronautics, Nanjing, China.
4. Assistant Professor, Dept. of Civil, Environmental, and Geospatial Engineering, Michigan Technological Univ., Houghton, MI.
5. Associate Professor, College of Management and Economics, Tianjin Univ., Tianjin, China.