A school may improve its students' job outcomes if it issues only coarse grades. Google can
reduce congestion on roads by giving drivers noisy information about the state of traffic. A …

This chapter offers a comprehensive survey of the economic analysis of advertising. A first
objective is to organize the literature in a manner that clarifies what is known. A second …

When is it possible for one person to persuade another to change her action? We consider a
symmetric information model where a sender chooses a signal to reveal to a receiver, who …

As a new type of word-of-mouth information, online consumer product review is an emerging
market phenomenon that is playing an increasingly important role in consumers' purchase …

This paper studies the effect of online product reviews on different players in a channel
structure. We consider a retailer selling two substitutable products produced by different …

We propose a framework for analyzing transformations of demand. Such transformations
frequently stem from changes in the dispersion of consumers' valuations, which lead to …

A sender randomly draws a “prospect” characterized by its profitability to the sender and its
relevance to a receiver. The receiver observes only a signal provided by the sender and …

This article presents a model of information manipulation and political regime change. There
is a regime that can be overthrown but only if enough citizens participate in an uprising …

I investigate consumer privacy and the market for customer information in electronic
retailing. The value of customer information derives from the ability of Internet firms to identify …

In markets for retail financial products and health services, consumers often rely on the
advice of intermediaries to decide which specialized offering best fits their needs. Product …