1. Fujian Provincial Key Laboratory of Coast and Island Management Technology, Fujian Institute of Oceanography, Xiamen 361013, China
2. Fujian Institute for Sustainable Oceans, Xiamen University, Xiamen 361000, China
3. Business School, Qingdao University of Technology, Qingdao 266520, China
4. Business School, Nanjing Normal University, Nanjing 210023, China
5. School of Economics, Ocean University of China, Qingdao 266100, China
6. North China Sea Development Research Institute, Ministry of Natural Resources, Qingdao 266100, China