1. Lecturer, School of Economics and Management, China Univ. of Petroleum, No. 66 West Changjiang Rd., Huangdao District, Qingdao 266580, China (corresponding author). ORCID: .
2. Professor, School of Architecture and Built Environment, Waterfront Campus, Deakin Univ., 1 Gheringhap St., Geelong, VIC 3220, Australia.