与处于经济衰退中的日本及失业率居高不下的欧洲相比,美国正在“享受着均衡增长和低通货膨胀完美结合的快乐时光”。在全球经济一体化和信息革命化的进科中,美国迎来了一个“新经济时代”,并将长久地持续下去,过去那种经济周期规律在美国已不复存在,这是美国主流经济学家的乐观看法。而另有一些经济学家则认为,美国经济己产生严重的泡沫成分和崩溃隐患,目前的一些特征与本世纪20年代末世界经济 The United States is “enjoying the happy hour of a perfect combination of balanced growth and low inflation” with Japan in a recession and the high unemployment rate in Europe. In the process of global economic integration and information revolutionization, the United States ushered in a “new economy era” and will last for a long time. The past economic cycle laws no longer exist in the United States. This is the mainstream economy in the United States Optimistic view of the scientist. Some economists think that the U.S. economy has had a serious bubble component and its potential for collapse. Some of the current features are similar to those of the world economy in the late 1920s