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Authors
Lu, Haiyang https://orcid.org/0000-0001-5789-2319
Nie, Peng https://orcid.org/0000-0002-5322-6324
Qian, Long
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Funding
Funding for this research was provided by:
National Natural Science Foundation of China (71603052)
the Humanity and Social Science Youth Foundation of Ministry of Education (16YJCZH065)
National Natural Science Foundation of China (71804142, 72074178)
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Article History
Received: 10 September 2019
Revised: 11 September 2021
Accepted: 11 September 2021
First Online: 6 January 2022
Declarations
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: The authors declare that they have no conflict of interest.
: This is an observational study. The Southwestern University of Finance and Economic Research Ethics Committee has confirmed that no ethical approval is required.
