Yale School of Management Word of Mouth Study Finds Customer Reviews at Amazon, BN.com Influence Book Sales

Yale School of Management Word of Mouth Study Finds Customer Reviews at Amazon, BN.com Influence Book Sales: "Many online retailers encourage customers to post product reviews believing that they will influence the purchases of other customers. A new study from the Center for Customer Insights at the Yale School of Management that examines the effect of consumer reviews on book sales at Amazon.com and Barnesandnoble.com finds that this community content does have an impact on what consumers buy."