Platforms refer to intermediaries that facilitate economic interaction between two sets of agents wherein the decisions of one set of agents is likely to have an effect on the other via direct and/or indirect externalities. Given their nature, platforms need to find the appropriate balance...

Healthcare needs have been growing rapidly in many countries as populations age. Recently, ecosystems with online platforms at their center have emerged to address this need. This is because these platforms can scale rapidly, increasing healthcare access and equity. The speed of scaling depends...

Consumer-to-Consumer (C2C) platforms have become a major engine of growth in Internet commerce. This is especially true in countries such as China, which are experiencing a big rush towards electronic commerce. The emergence of such platforms gives researchers the unique opportunity to...

Many firms operate customer communities online. This is motivated by the belief that customers who join the community become more engaged with the firm and/or its products, and as a result, increase their economic activity with the firm. We describe this potential economic benefit as “social...

Online retailers widely use prices and reviews, as additional information cues along with thumbnail pictures, when making product recommendations to consumers. They may use both prices and reviews (“dual cues”), either one (“single cue”), or simply display pictures of recommended...