Research on the upgrading of industrial structure based on high-quality economic development Research on the path of financial construction based on high quality development Research on the mechanism of innovation elements allocation promoting high-quality economic development Research on the micro mechanism of circulation forerunner for high quality economic development Research on the upgrading of industrial chain based on spatial perspective Research on the correlation between economic ethics and high-quality economic development Study on the impact of China's high speed railway on high-quality economic development Transformation and upgrading of industrial structure and high quality development in China Research on the mechanism and path of digital economy assisting high-quality economic development 并列题名：Research on the mechanism of innovation elements allocation promoting high-quality economic development