Abstract

Highlights: Review informativeness fully mediated the influence of product description informativeness on product sales. Review readability increases product sales and enhances the relationship between review informativeness and product sales. Multimedia richness, either from seller-created or buyer-created content, is positively associated with product sales. Extreme positive review valence enhances the relationship between review informativeness and product sales. As a product of the research process, the lexicons of video game attributes are developed.