自２０世纪９０年代初以来 ,美国经济出现了低通货膨胀和低失业率并存下的持续增长现象。美国一些经济学家认为这已超出传统经济理论的解释力 ,并将其称为新经济。下面将对这一问题所持的不同观点介绍如下 :一、新经济的实质及其定义第一种观点认为 ,美国经济进入了一个新时代 Since the early 1990s, the U.S. economy has witnessed sustained growth with low inflation and low unemployment. Some U.S. economists think this goes beyond the explanatory power of traditional economic theory and calls it a new economy. The following will hold different views on this issue as follows: I. The essence of the new economy and its definition The first view is that the U.S. economy has entered a new era