由美国次贷危机所引发的金融危机从美国迅速扩散到世界主要开放国家,影响范围也从虚拟经济深入到实体经济,成为自大萧条以来最大规模的一次金融危机。面对危机,各国纷纷出台各种刺激经济的财税方案,大规模地加强政府对经济的干预力度。如何保持经济的 The financial crisis triggered by the U.S. subprime mortgage crisis rapidly spread from the United States to the major open countries in the world. Its influence ranged from virtual economy to the real economy and became the largest financial crisis since the Great Depression. In the face of the crisis, various countries have introduced various fiscal and taxation plans to stimulate the economy and have done a lot to strengthen the government’s intervention in the economy. How to keep the economy