America's new economy characteristic,cause and influence

American new economy had kept on increasing for 120 months in the form of height in One aspect and low in three aspects, which aroused the world's great interest. The appearing of American new economy was the result of which American economy adapted quickly itself to the changes of home - and - abroad politics and economy surrouning after 1980s, which due to the rapid development of advanced science representated by information technology, the appropriate public policy of the Clinton government and the advantageous international situation, etc. The new economy had profound influence, not only shew clearly that international economy is the tendency of the world' s economy, but also accelerated the development of traditional economic theory while at the same time created severe challenges for the developing countries.