Research on the regional urbanization patterns and ecological security in China Research on the regional coordinated development in China Research on the governance mechanism of financial technology security in China Research on regional population and development in China Research on the regional financial risk of the east economic zone of China Research on the impact of international talent inflow on technological progress in China Research on financing mechanism reform of social security in China Research on operating regulation of social security fund in China Research on regulation of land use ecological security Research on the international trade and income disparity in China