Affiliation: | 1. School of Economics, Qingdao University, Qingdao, Shandong, China;2. Dr Hasan Murad School of Management, University of Management and Technology, Lahore, Pakistan;3. Smurfit Graduate School of Business, University College Dublin, Ireland;1. Key Laboratory for Liquid-Solid Structural Evolution and Processing of Materials, Ministry of Education, Shandong University, Jinan 250061, People''s Republic of China;2. School of Chemistry and Chemical Engineering, Shandong University, Jinan 250100, People''s Republic of China |