1. Project Student, Dept. of Architecture and Civil Engineering, Construction Dispute Resolution Research Unit, City Univ. of Hong Kong, 83 Tat Chee Ave., Hong Kong.
2. Professor, Dept. of Architecture and Civil Engineering, Construction Dispute Resolution Research Unit, City Univ. of Hong Kong, 83 Tat Chee Ave., Kowloon Tong, Hong Kong (corresponding author).