一、次贷危机以来的世界经济形势(一)美国经济衰退风险增加,影响扩大次级债危机可能成为美国经济周期的拐点,次级债危机反映了本轮经济周期中美国房贷和金融市场累积的风险。2007年美国住宅存货继续大幅上升,价格回落。2008年美国次级房贷还款仍处高峰, First, the world economic situation since the subprime mortgage crisis (A) the U.S. economic recession risk increases, the impact of expanding the subprime crisis may become the inflection point of the U.S. economic cycle, the subprime crisis reflects the current round of economic cycle in the United States mortgage and financial markets accumulated risks of. US residential stock continued to rise sharply in 2007, prices dropped. In 2008 the U.S. subprime mortgage repayments are still at their peak.