【摘要】 20世纪70年代以来,技术革命方兴未艾,网络成为促进经济发展的"车轮"。进入网络经济社会后,网络更成为经济研究的热点。深刻了解网络所独有的经济特征———网络外部性,将更加有助于分析相关经济现象。更多还原

【Abstract】 Since the 1970s, technology revolution is developing and the network become the propeller to accelerate the economic development. After entrance into the network society, network becomes the hot topic of economic research. The understanding of the network externality which is special will help to analyze the related economic situation.更多还原