About the Authors
- Qi Wang
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Roles Conceptualization, Data curation, Methodology, Writing – original draft
Affiliation School of Finance, Tongling University, Tongling, Anhui, China
- Ziyu Ma
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Roles Investigation, Validation, Writing – review & editing
* E-mail: maziyu_0804@163.com
Affiliation School of Finance, Tongling University, Tongling, Anhui, China
Competing Interests
The authors have declared that no competing interests exist.