一、概述2006年底,美国的次级债券危机初现。2008年9月以来,美国次贷危机转化为严峻的金融危机,并迅速向全球蔓延和扩散,形成一场自1929年经济大萧条以来规模最大,影响最为深远的金融海啸。这次金融危机强烈震撼了美国金融市场,对国际金融市场和世界经济发展均产生了深远影响。当前,我国经济已经逐步融入世界经 I. Overview At the end of 2006, the subprime crisis in the United States appeared. Since September 2008, the subprime mortgage crisis in the United States has been transformed into a severe financial crisis and has rapidly spread and spread to the world. It has witnessed the largest and far-reaching financial tsunami since the Great Depression in 1929. The financial crisis has strongly shocked the U.S. financial markets and has had a profound impact on the development of international financial markets and the world economy. At present, our economy has gradually integrated into the world economy