We study targeted information in a duopoly model with differentiated products, allowing for consumers with limited attention. The presence of inattentive consumers incentivizes firms to behave as if they were mass-advertisers, despite their ability to direct their messages precisely towards...

When a manufacturer advertises, what is the impact on retailer advertising? I analyze a contest model of advertising where total advertising by the manufacturer and by retailers determines market size, and the relative level of advertising by each retailer determines market share. If retailers...