https://orcid.org/0000-0001-5852-9239
About the Authors
- Hongli Niu
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Roles Conceptualization, Methodology, Project administration, Supervision, Writing – review & editing
Affiliation School of Economics and Management, University of Science and Technology Beijing, Beijing, China
- Qiaoying Pan
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Roles Data curation, Investigation, Writing – original draft
Affiliations School of Economics and Management, University of Science and Technology Beijing, Beijing, China, Price Monitoring Center of National Development and Reform Commission, Beijing, China
- Kunliang Xu
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Roles Investigation, Methodology, Writing – review & editing
* E-mail: kunliangxu@yeah.net
Affiliation School of Economics and Management, University of Science and Technology Beijing, Beijing, China
Competing Interests
The authors have declared that no competing interests exist.