传统经济时代,一切的生意源于信息不对称。美国经济学家曾提出:在市场经济活动中,各类人员对有关信息的了解是有差异的。而掌握信息比较充分的人员,往往处于比较有利的地位,他们通过向信息贫乏的一方传递可靠信息而在市场中获益,这就是著名的信息不对称理论,也是通常百姓口中所说的“买的没有卖的精”。信息不对称法则运行的基础是传统的社会结构,犹如金字塔式的社会,而只有在塔尖上的人才能看到全貌。但是,互联网的出现改变了这一 In the traditional economic era, all business originates from information asymmetry. The United States economists have put forward: In the market economy activities, all kinds of people have different understanding of the relevant information. People who have more information have tended to be in a better position. They have benefited from the market by transmitting reliable information to the poor one, which is the well-known theory of information asymmetry and what people usually say “ Buy not sell fine ”. Information asymmetry rules operate on the basis of a traditional social structure, like a pyramid-shaped society, and only the spire of people can see the whole picture. However, the advent of the Internet has changed this