Funding for this research was provided by:
Natural Science Foundation of Shandong Province (Land resource allocation, Spatial heterogeneity, Urban air quality, Industry choice, Land marketisation.)
Article History
Received: 20 March 2023
Accepted: 21 July 2023
First Online: 1 August 2023
Declarations
:
: This is an observational study, and we confirmed that no ethical approval is required.
: Not applicable.
: Not applicable.
: The authors declare no competing interests.