Recommender systems have been blamed for polarizing user attention and consumption. This paper examines this phenomenon by leveraging a field intervention on the largest online Q&A community in China. This platform changed its social recommender system (i.e., a system specifically targeting the...

Submitting queries to search engines has become a major way in which consumers search for information and products. The massive amount of search query data available today has the potential to provide valuable information on consumer preferences. In order to unlock this potential, it is...

We develop an incentive-aligned experimental paradigm to study how consumer purchase dynamics are affected by the interplay between the loyalty programs and the pricing and promotional strategies of competing firms. In our experiment, subjects made sequential choices between two competing...

Moment marketing is a new strategy that entails the ability to synchronize online advertising (e.g., sponsored search) in real time with relevant offline events such as TV ads. More and more practitioners are employing this strategy, given the increasing availability of technologies that enable...