Investigating the coupled and coordinated relationship among digital infrastructure (DI), economic resilience (ER) and carbon productivity (CP) is pivotal for advancing sustainable development in Chin
Enhancing the level of coupling coordination between the digital economy (DIE) and carbon emission efficiency (CEE) is not only an inevitable choice for achieving the goals of energy conservation and
Supplemental Materials for “A new method of the coupling coordination degree for quantifying sustainable development from the cosine of the high-dimensional spatial angle perspective”, https://journal