Empirical study on the impact of microfinance institutions on development An empirical study on the impact of microfinance institutions on development Empirical study of the impact of internet use on residents' health Empirical study on the impact of trust on Chinese enterprises export Empirical study of China's high-quality economic development Empirical study on China's health reform and development Study on the impact of green finance on high-quality economic development Empirical studies on China's western region development Empirical study on the impact of content personalization on user value of smart connected products