“新经济”概念首先在美国兴起 ,随后迅即在世界范围内广泛传播与使用。究竟什么是“新经济” ?“新经济”究竟“新”在哪里 ?采用总需求—总供给模型 ,对美国“新经济”现象进行理论分析 :需求的拉动和供给的推进是美国出现“新经济”的原因 ;技术创新和外需主导型战略的实施拉动了总需求 ;信息技术 (产业 )、全球化以及“里根经济学”的长期效应使AS得以持续扩张。其成功之处对我国经济发展同样具有重要的借鉴价值 The concept of “new economy” first emerged in the United States and soon became widely disseminated and used around the world. What exactly is a “new economy”? Where is the “new economy”? Where is the “new economy”? Using the aggregate demand-total supply model to make a theoretical analysis of the “new economy” in the United States: the demand pull and the supply advance are the new “new” Economy “; the implementation of technology innovation and the predominant strategy of external demand drove the total demand; the long-term effects of information technology (industry), globalization and” Reagan Economics "enabled AS to continue to expand. The success of the same for our economic development has an important reference value