Institution: | 1.School of Economics and Management, Leshan Normal University, Leshan, 614000, Sichuan, China ;2.College of Economics and Management, Nanjing University of Aeronautics and Astronautics, Nanjing, 211106, China ;3.Institute of Regional Economy, Nanjing University of Aeronautics and Astronautics, Nanjing, 211106, China ;4.Institute for Techo-economics and Innovation Management, College of Economics and Management, Nanjing University of Aeronautics and Astronautics, Nanjing, 211106, China ; |