21世纪是信息技术时代,信息技术的发展已经对现行经济运行机制和管理体制产生了很大影响。网络和因特网的再次腾飞,给人类生存方式带来了根本变化,因特网发展的规模空前,无处不在,到目前为止,全球已拥有1.2亿个因特网用户、有人估计,到2005年,因特网上的用户将要超过电话网的用户,可能达到10亿,美国社会已经成为网络社会,34％的家庭上网,网民达9300万,今年年底,美国的 The 21st century is the age of information technology. The development of information technology has exerted a great influence on the current economic operation mechanism and management system. The rapid development of the Internet and the Internet has brought about fundamental changes in the way humankind has survived. The scale of the Internet is unprecedented and ubiquitous. So far, the world has 120 million Internet users. It was estimated that by 2005, the Internet Users will exceed the number of users of the telephone network, and may reach 1 billion. The U.S. community has become an online society, 34% of homes have Internet access, and the number of Internet users reaches 93 million. By the end of the year, U.S.