Whereas recent research has demonstrated the impact of online product ratings and reviews on product sales, we still have a limited understanding of the individual's decision to contribute these opinions. In this research, we empirically model the individual's decision to provide a product...

This paper examines the informational role of product ratings. We build a theoretical model in which ratings can help consumers figure out how much they would enjoy the product. In our model, a high average rating indicates a high product quality, whereas a high variance of ratings is associated...

Taking advantage of Web 2.0's user-participation and social networking capabilities, social shopping intermediaries have emerged as a promising online liaison between merchants and consumers by offering group discount deals to price-sensitive customers and early technology adopters. Our study...