A study on the institutional change of regulation in China's securities market A study on the institutional change of the European welfare state Study on the measurement and control of liquidity risk in China's securities market Study on the regulation transformation of China capital market A study of occupational safety regulation in China's construction industry A study of the overreaction in China's stock market Research on the regulation of insider trading in China's security market Study on the macro prudential supervision of the securities market Supervision of insider information leakage in Chinese securities market A study on the farmer's purchasing channel choice: focusing on Chinese fertilizer market