Online product review networks help to transmit information that customers can use to evaluate product quality. The prior literature has found that, in the aggregate, better product reviews lead to higher sales. However, product review networks increasingly include an explicit social component...

Firms often have to integrate with supply chain partners to remain competitive in today’s business environments. Information technology (IT) such as E-procurement help supports the integration of supply chain activities between partners in their daily business operations. Literatures...

We present a framework and empirical estimates that quantify the economic impact of increased product variety made available through electronic markets. While efficiency gains from increased competition significantly enhance consumer surplus, for instance, by leading to lower average selling...