About the Authors
- Yingying Xu
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Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing
* E-mail: xuying1221@126.com
Affiliation School of Economics and Management, Beihang University, Beijing, China
- Zhixin Liu
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Roles Project administration, Resources, Supervision, Writing – original draft
Affiliation School of Economics and Management, Beihang University, Beijing, China
- Jichang Zhao
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Roles Data curation, Methodology, Project administration, Resources, Software, Supervision, Writing – original draft, Writing – review & editing
Affiliation School of Economics and Management, Beihang University, Beijing, China
- Chiwei Su
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Roles Formal analysis, Methodology, Software, Writing – original draft
Affiliation Department of Finance, Ocean University of China, Qingdao, Shandong, China
Competing Interests
The authors have declared that no competing interests exist.