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Authors
Liu, Jinli
Duan, Yuxin
Zhong, Shen
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Funding
Funding for this research was provided by:
Harbin University of Commerce Graduate Research and Innovation Project (YJSCX2021-715HSD)
Heilongjiang Philosophy and Social Sciences Project (20GLD235)
Heilongjiang Philosophy and Social Sciences Project (17GLB024)
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Article History
Received: 10 January 2022
Accepted: 18 June 2022
First Online: 7 July 2022
Declarations
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: This study involves the macrodata of human economy and society. All the data are from the official statistical yearbook. The data collection process is in line with the ethical and moral standards. The research method of this study is spatial econometric method, and there is no need for ethical approval and animal experiment content. The author guarantees that the process, content, and conclusion of this study do not violate the theory and moral principles.
: Not applicable.
: The authors declare no competing interests.
