affiliation not provided to SSRN, China National Tobacco Corp Zhengzhou Tobacco Research Institute, affiliation not provided to SSRN, China National Tobacco Corp Zhengzhou Tobacco Research Institute, Anhui University of Technology, affiliation not provided to SSRN, China National Tobacco Corp Zhengzhou Tobacco Research Institute, China National Tobacco Corp Zhengzhou Tobacco Research Institute, affiliation not provided to SSRN, affiliation not provided to SSRN, China National Tobacco Corp Zhengzhou Tobacco Research Institute and China National Tobacco Corp Zhengzhou Tobacco Research Institute