Chai, Yulin
Xian, Guowei
Kou, Ruxin
Wang, Mengxue
Liu, Yanxu
Fu, Guoqi
Luo, Sheng
Funding for this research was provided by:
Natural Science Foundation of Shandong Province (ZR2023MG004)
Humanities and Social Sciences Research Foundation of the Ministry of Education (18YJCZH118)
Soft Science Research Program of Shandong Province (2022RKY07010)
National Statistical Science Research Program (2020LY044)
Article History
Received: 18 December 2023
Accepted: 30 September 2024
First Online: 7 October 2024
Declarations
:
: Not applicable.
: Not applicable.
: The authors declare no competing interests.