A Theoretical and Empirical Studies on the High-quality Development of China's Economy

Following the establishment of New China, China's economy quickly recovered from the post-war period, particularly after reform and opening up. China's economy has ushered in a 40-year period of rapid growth, with the report of the 19th National Congress in 2017 stating that "China's economy has shifted from a stage of rapid growth to a stage of high-quality development." The article first reviews and summarizes previous studies on high-quality economic development by domestic and foreign scholars to provide a reference for this study; second, it conducts a theoretical study on the definition of high-quality economic development through two perspectives of political science to clarify the economic definition and measurement method of high-quality economic development and to test the objective facts of high-quality economic development. Third, a comprehensive evaluation system for high-quality economic development was constructed through 16 indicators in four parts: economic structure, social security, environmental protection, and institutional construction. Fourth, scientific experiments were carried out using the double difference method to verify that "China's economy has shifted from the stage of high-speed growth to the stage of high-quality development," reflecting the obvious development transformation