A variety of public campaigns, including the "Just Say No" campaign of the 1980s and 1990s that encouraged teenagers to "Just Say No to Drugs", are based on the premise that teenagers are very susceptible to peer influences. Despite this, very little is known about the effect of school peers on...

We analyze a model of monopolistic price discrimination where only some consumers are originally sufficiently informed about their preferences, e.g., about their future demand for a utility such as electricity or telecommunication. When more consumers become informed, we show that this benefits...

We consider product markets in which consumers are interested only in a specific product category and initially do not know which product category matches their tastes. Using sophisticated tracking technologies, an intermediary can make inferences about a consumer's preferred product category...

A service provider sells to homogenous risk-averse consumers through a two-part tariff. The consumers have uncertain tastes toward the service. They subscribe the service before the uncertainty resolves. In contrast with the common view that a monpolist's optimal two-part tariff for homogeneous...