Affiliation: | 1. Korea University, Republic of Korea;2. University of Exeter, United Kingdom;1. College of Economics and Management, Nanjing University of Aeronautics and Astronautics, Nanjing 211106, China;2. Department of Finance and Insurance, Lingnan University, 8 Castle Peak Road, Tuen Mun, Hong Kong;1. School of Computer Science, Dongguan University of Technology, Dongguan, Guangdong 523808, China;2. Laboratoire d’Informatique de Paris 6, CNRS–Université Pierre et Marie Curie, 4 place Jussieu–BP 169, 75252 Paris cedex 05, France;3. LMIB–SKLSDE–School of Mathematics and Systems Science, Beihang University, Beijing 100191, China |