网络商品价格搜寻与实证分析

本文以实证的方式研究了网络商品的价格离散程度，证明了由于互联网使信息在市场中呈现均衡分布，成本与价格的透明度被提高，从而网上商品价格也趋于收敛。在完全信息市场上，当信息获取成本极低或为零时，交易者反而减少了从事信息收集的积极性，信息搜寻者的搜寻周期和次数都将减少，决策的速度从而可以加快。网上信息搜寻沿着特定的路径进行，搜寻成本已不再是信息搜寻中最主要的影响因素，市场的成熟情况、网络的传输率等将成为搜寻原则中新的内容。

Empirical Studies On the Searching of Commodity Price Online

This paper studies the measure of dispersion of commodity price Internet-based in the empirical mode,proves that the Internet makes the information emerge the equilibrium distributions in the market. The transparencies of cost and price are improved, thereby the online commodity prices tend to constringecy.In the complete information market,when the costs of obtaining the information are extremely low or zero, the traders contrarily decrease the zeals to collect the information. The cycles of information searching will be shortened, the frequencies of that will be decreased. The speed of making decisions will mot be the most important information influential factor again in the process of information searching.Both the maturty of the market and the rate of transimission for Internet would become the new contents in the information searching.