About the Authors

Dehua Zhang

Contributed equally to this work with: Dehua Zhang, Haiqing Wang, Sha Lou, Shen Zhong

Roles Data curation

Affiliation Institute of Finance, Harbin University of Commerce, Harbin, China

Haiqing Wang

Contributed equally to this work with: Dehua Zhang, Haiqing Wang, Sha Lou, Shen Zhong

Roles Software

Affiliation Institute of Finance, Harbin University of Commerce, Harbin, China

Sha Lou

Contributed equally to this work with: Dehua Zhang, Haiqing Wang, Sha Lou, Shen Zhong

Roles Validation

102896@hrbcu.edu.cn

Affiliation Institute of Finance, Harbin University of Commerce, Harbin, China

Shen Zhong

Contributed equally to this work with: Dehua Zhang, Haiqing Wang, Sha Lou, Shen Zhong

Roles Writing – original draft

Affiliation Institute of Finance, Harbin University of Commerce, Harbin, China

Competing Interests

The authors have declared that no competing interests exist.