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Authors
Hu, Qi
Wang, Ennan
Zhu, Minglai
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Funding
Funding for this research was provided by:
National Social Science Fund of China’s Youth Project (23CGL070)
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Article History
Received: 31 March 2024
Accepted: 11 April 2025
First Online: 24 April 2025
Declarations
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: Our data we used in this paper comes from National Bureau of Statistics, which is not required ethical approval.
: Not applicable.
: The authors declare no competing interests.
