Consumers’ purchase decisions can be influenced by others’ opinions, i.e., word-of-mouth (WOM), and/or others’ actions, i.e., observational learning. While information technologies are creating increasing opportunities for firms to facilitate/manage these two types of social interaction,...

Online consumer product review is an emerging market phenomenon that is playing an increasingly important role in consumers' purchase decisions. This paper examines a fundamental issue concerning online consumer review, i.e., the functions such reviews have for an online marketer. We argue that...