We present a model of the TV-advertising market that encompasses both the product markets and the market for TV … a TV duopoly may reduce both the total number of viewers and the total amount of TV advertising. A softening of price … competition in each product market results in more investment in program quality, higher price per advertising slot, and more …

the basic fact that they sell the product. In this way, advertising lowers the expected search cost. We show that this … role of advertising can lead to a situation where advertised prices are higher than non—advertised prices in equilibrium. …

This paper analyzes informative advertising in a duopoly market with differentiated products when consumer search is … information. In this case, firms undersupply advertising compared to the social optimum because of free-riding. If consumers are … advertising compared to the social optimum. …

, magazines, newspapers, the Internet, and television (the illustrative example henceforth). Most advertising expenditures are … incurred for these media. They are also mainly supported by advertising revenue. Early work stressed possible market failures … sides are coordinated by broadcasters (or "platforms") that choose ad levels and program types, and advertising finances the …