Can Marketization Improve Sustainable Development in Northeastern China? Evidence from the Perspective of Coupling Coordination Degree Model

With the acquisition of sustainable development, pursuing coordinated development social economy and ecological environment has been a critical approach Northeastern China. Since reform opening-up, marketization profoundly affected regional economy. However, what role will play in development? Can improve measured by coupling coordination degree? This paper adopts degree model (CCDM) to estimate further explore impact on China from 1994 2019. The results show that average values static (SCD), dynamic (DCD), (CCD) remained tiny state, which indicated level is presented still primary 1990 Marketization significant negative degree, indicates should be considered process