基金supported by the National Natural Science Foundation of China(Grant No.11401313)the Natural Science Foundation of Jiangsu Province(Grant No.BK20161579)+3 种基金the China Postdoctoral Science Foundation(Grant Nos.2014M5603682015T80475)2014 Qing Lan Project,Financial Engineering Key Laboratory of Jiangsu Province(Grant No.NSK201504)PAPD
基金Supported by NSFC(Grant Nos.11461053 and 11661064)the Natural Science Foundation of Ningxia(NZ16024)Science and Technique Research Foundation of Ningxia Institutions of Higher Education(NGY2015048)