Guo B. Research on the Impact of Digital Economy on the Level of Collaborative Governance of Pollution Reduction and Carbon Abatement: Based on the Mediating Effect of Industrial Structure Upgrading. SJEMR [Internet]. 2026 May 28 [cited 2026 Jun. 4];8(5):46-58. Available from: https://bcpublication.org/index.php/SJEMR/article/view/9398