1. Professor, School of Economics and Management, Beijing Jiaotong Univ., Beijing 100044, China; Professor, Research Center for Central and Eastern Europe, Beijing Jiaotong Univ., Beijing 100044, China. ORCID: .
2. Master’s Candidate, School of Economics and Management, Beijing Jiaotong Univ., Beijing 100044, China.
3. Research Assistant, China Business Development Institute (Beijing), Liaoning Univ., Beijing 100051, China (corresponding author).