<p>先行谢过</p><p>篇名：The impact of shopbots on electronic markets <br/>作者：Michael D. Smith<br/>期刊：Journal of the Academy of Marketing Science<br/>卷号及页码：Volume 30, Number 4 / 2002年9月，446-454<br/>电子链接：<a href="http://www.springerlink.com/content/5171898l67813509/">http://www.springerlink.com/content/5171898l67813509/</a></p><p>篇名：Price levels and price dispersion within and across multiple retailer types: Further evidence and extension <br/>作者：Fabio Ancarani and Venkatesh Shankar<br/>期刊：Journal of the Academy of Marketing Science<br/>卷号及页码：Volume 32, Number 2 / 2004年3月 ，176-187 <br/>电子链接：<a href="http://www.springerlink.com/content/w4173062r3641v50/">http://www.springerlink.com/content/w4173062r3641v50/</a></p><p>篇名：The Economics of Information <br/>作者：George J. Stigler <br/>期刊：The Journal of Political Economy, <br/>卷号及页码：Vol. 69, No. 3 (Jun., 1961), pp. 213-225<br/>电子链接：<a href="http://www.jstor.org/pss/1829263">http://www.jstor.org/pss/1829263</a></p><p>&nbsp;<br/></p>

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