Funding for this research was provided by:
China Chongqing Education Commission Humanities and Social Sciences Research Project” Study on the pilot evaluation and optimization path of Long-term care insurance payment policy” (grant number No: 20SKGH106)
the MOE Project of Key Research Institute of Humanities and Social Sciences of Research Center for Economy of Upper Reaches of the Yangtse River (grant number No: CJSYTD201710)
Received: 5 July 2020
Accepted: 30 October 2020
First Online: 20 November 2020
Ethics approval and consent to participate
: Not applicable. Ethical approval is not necessary as this study does not involve human or animal studies.
: Not applicable.
: The authors declare that they have no competing interests.