Institution: | 1. School of Finance, Zhejiang Gongshang University, Hangzhou 310018, China;2. School of Mathematics and Statistics, Nanjing Audit University, Nanjing 211815, China;3. School of Mathematics, Soochow University, Suzhou 215006, China;1. School of Statistics and Mathematics, Zhejiang Gongshang University, Hangzhou 310018, China;2. Department of Finance, The Chinese University of Hong Kong, Shatin, N.T., Hong Kong;1. School of Economics and Management, Southeast University, Nanjing, 210029, PR China;2. Department of Statistics, Nanjing Audit University, Nanjing, 211815, PR China;3. Faculty of Mathematics and Informatics, Vilnius University, Naugarduko 24, Vilnius LT-03225, Lithuania;1. Department of Statistics, Nanjing Audit University, Nanjing, 211815, China;2. School of Economics and Management, Southeast University, Nanjing, 210096, China;3. Department of Statistics and Actuarial Science, Chongqing University, 401331, China;4. School of Statistics and Mathematics, Zhejiang Gongshang University, 310018, China;5. School of Mathematical Sciences, Soochow University, Suzhou, 215006, China;1. School of Mathematics and Statistics, Nanjing Audit University, Nanjing, 210029, China;2. School of Economics and Management, Southeast University, Nanjing, 210096, China;3. Faculty of Mathematics and Informatics, Vilnius University, Naugarduko 24, Vilnius LT-03225, Lithuania;4. Institute of Mathematics and Informatics, Vilnius University, Akademijos 4, Vilnius LT-08663, Lithuania;1. School of Mathematical Sciences, Anhui University, Hefei 230601, PR China;2. Division of Mathematical Sciences, School of Physical and Mathematical Sciences, Nanyang Technological University, Singapore 637371, Singapore |