Quality vs Popularity

Asymptotic Optimality of Myopic Optimization in Trial-Offer Markets with Social Influence

We study dynamic trial-offer markets, in which par- ticipants first try a product and later decide whether to purchase it or not. In these markets, social influence and position biases have a greater effect on the decisions taken in the sampling …

Aligning Popularity and Quality in Online Cultural Markets

Social influence is ubiquitous in cultural markets and plays an important role in recommendations for books, songs, and news articles to name only a few. Yet social influence is often presented in a bad light, often because it supposedly increases …