Sellers often make claims about product strengths without providing evidence. Even though
such claims are mere puffery, we show that they can be credible because talking up any one …

In markets with quality unobservable to buyers, third-party certification is often the only
instrument to increase transparency. While both sellers and buyers have a demand for …

In an e-commerce market dominated by online platforms, as an important means of
disseminating product information, online reviews play a significant role in influencing …

Consumers of experience goods typically face some uncertainty about the fit between their
tastes and the features of products being offered. Information technology has given …

This study examines firms' strategic decisions in the competitive market regarding whether to
engage in marketing activities to assist consumers in finding the fit between their personal …

We investigate a two-period problem for a supply chain involving a manufacturer and a
retailer, who serve early and late customers in the first and second periods, respectively. In …

A monopolist sells an object characterized by multiple attributes. A buyer can be one of
many types, differing in their willingness to pay for each attribute. The seller can provide …

This chapter proposes an analysis of the role of advertising in the transmission of
information in markets. It also describes how the economic analysis of informative …

This paper studies how an informed sender with state-independent preferences persuades
receivers to approve his proposal with verifiable information. I find that every equilibrium …

In modern elections, ideologically motivated candidates with a wealth of information about
individual voters and sophisticated campaign strategies are faced by voters who lack …