This study adopted the double difference method to study the effect of open government data (OGD) on city green land-use efficiency (CGLUE). It was found that opening government data had a significant promotional effect on CGLUE. and a number of robustness tests were the foundation for this finding. A mechanism analysis demonstrated that two key avenues via which government data openn... https://excellentphoto.shop/product-category/cinema-camera/