An increasingly popular trend in online businesses is the adoption of the freemium model, in which premium features are provided along with free features. By providing free features to a large fraction of users and by managing the social interactions between users and their friends, online...

We develop a dynamic model of discrete choice that incorporates peer effects into random consideration sets. We characterize the equilibrium behavior and study the empirical content of the model. In our setup, changes in the choices of friends affect the distribution of the consideration sets....

We construct a peer effects model where mean expenditures of consumers in one's peer group affect utility through perceived consumption needs. We provide a novel method for obtaining identification in social interactions models like ours, using ordinary survey data, where very few members of...