当今世界经济发展的主要趋势是信息化和全球化。美国在这两方面都领先于其它国家。在信息化方面，美国的信息市场占有份额、信息网络广度及信息技术水平，都是其他国家望尘莫及的。在经济全球化方面，美国是世界上进出口总额最大的国家，也是世界上输出输入资本最多的国家，而 The main trends in the economic development in the world today are informationization and globalization. The United States is ahead of other countries in both respects. In terms of informationization, the share of the United States in the information market, the breadth of the information network and the level of information technology are beyond the reach of other countries. In economic globalization, the United States is the country with the largest total import and export volume in the world and the country with the most output and input capital in the world. However,