Tarim University, Tarim University, Hunan University of Humanities, Science and Technology, Tarim University, affiliation not provided to SSRN, Hunan University of Humanities, Science and Technology, affiliation not provided to SSRN, Hunan University of Humanities, Science and Technology, affiliation not provided to SSRN, Hunan University of Humanities, Science and Technology and affiliation not provided to SSRN