Study on the adjustment of american monetary policy & its impacts in the post-financial crisis era 并列题名：Study on the adjustment of american monetary policy & its impacts in the post-financial crisis era Study on the adjustment of American monetary policy and its spillover effect on Chinese economy 并列题名：Study on the adjustment of American monetary policy and its spillover effect on Chinese economy Study on the effect of curative monetary policy during financial crisis Study on the Latin American socialism in the perspective of financial crisis Study on China's open-economy in the post financial crisis era