Study on the Latin American socialism in the perspective of financial crisis Financial derivatives market analysis in the perspective of financial security Germany and the sino-German relations in the context of the financial crisis Study on the adjustment of american monetary policy & its impacts in the post-financial crisis era 并列题名:Financial derivatives market analysis in the perspective of financial security Political economics in the game of financial crisis study on the auditing theory of socialism with chinese characteristics study on the reform of state-owned enterprises under the perspective of fair competition