1. School of Economics and Management, Beihang University, Beijing, China; Beijing Key Laboratory of Emergency Support Simulation Technologies for City Operations, Beijing, China; Beijing International Science and Technology Cooperation Base for City Safety Operation and Emergency Support, Beijing, China
2. School of Economics and Management, Beihang University, Beijing, China
3. School of Economics and Management, Qingdao University of Science and Technology, Qingdao, China
4. School of Economics and Management, Beihang University, Beijing, China; Beijing Key Laboratory of Emergency Support Simulation Technologies for City Operations, Beijing, China