Green finance–digital supply chain synergy and international logistics trade efficiency: evidence from China's Jing-Jin-Ji urban agglomeration
This paper examines the impact of green finance–digital supply chain synergy on international logistics trade efficiency in the Jing-Jin-Ji region and explores the underlying mechanisms. Using panel data for 13 cities from 2013 to 2024, this study constructs green finance and digital supply chain indices based on the e...