This article based on the American secondary debt crisis, absorbs experience and warning, which will safeguard our country economy the healthy development, the guard finance risk to be of great help.

• 对美国次级债危机产生的背景、原因进行研究并从中吸取经验教训，对于保障我国经济的健康发展、防范金融风险将大有裨益。