Launching a new product usually involves uncertainty. The rapid development of e-commerce stimulates social learning in social networks, profoundly changing consumers’ behaviors. Online product reviews can be classified into first-party and third-party ones regarding publishing channels, but different manipulations of first-party reviews could affect their credibility. Moreover, third-party reviews may provide solutions to above mentioned problems to some extent. However, many prior studies have been conducted on how single-channel social learning affects pricing schemes, ignoring effects of multi-channel social learning and fake reviews. This study aims to fill up the gaps by constructing stylized mathematical and empirical models to inves...