Is More Information Better? An Economic Analysis of Group-Buying Platforms
Authors: Xu, Hong
Journal: Journal of the Association for Information Systems (2018)
DOI: 10.17705/1jais.00522
Group buying as a new form of e-commerce has experienced rapid development over the past few years. Group-buying platforms offer a new channel for local small- to medium-sized companies to promote themselves, and also provide consumers with the opportunity to experience new products and services at deep discounts. In this paper, we examine merchants’ pricing strategies and consumers’ purchasing decisions when diferent types of information are available on a groupbuying platform. Consumers purchasing deals from group-buying platforms face a high level of quality uncertainty, due to lack of experience with the products and incomplete information about the products and merchants on group-buying platforms. The lack of face-to-face communication between customers and merchants before redeeming the deals also intensifies the uncertainty between the transacting parties. Group-buying platforms seek to alleviate such uncertainty by designing a rich user interface that contains various types of information about the merchants or the deals. We use a game-theoretic model to capture the interactions between merchants and consumers under three cases, contextualized by a simple, moderate, or com…