Research on the coupling and coordination relationship between digital economy and economic growth efficiency and regional differences

At present, China's economy is in the stage of shifting from high-speed growth to high-quality development, and the development of the digital economy is a lasting driving force for improving the efficiency of economic growth. This project conducts the coupling and coordination relationship between the digital economy and economic growth efficiency and the correlation between regional difference research, measures the panel data of 30 provinces and cities in China from 2011 to 2019, and analyzes the measurement results from the perspectives of time series and regional differences. This paper studies the coupling and coordination effects of digital economy and economic growth efficiency. Based on this, this project puts forward policy recommendations to accelerate the coordinated development of digital economy and economic growth efficiency in various provinces and cities in China, reduce coordination differences, and promote the development of scientific and technological innovation, so as to achieve rapid social transformation and structural upgrading.