This chapter focuses on the economic mechanisms at work in recent models of advertising finance in media markets …, and to clarify the conceptual aspects. The chapter first develops a canonical model of two-sided markets for advertising … advertising markets, and concrete issues such as congestion and second-degree discrimination. The second part is devoted to recent …

The welfare implications of direct-to-consumer advertising (DTCA) have garnered considerable attention and are … complicated since the consumer delegates some decision-making authority to the physician, who is exposed to advertising as well … roles of physician advertising on the choice of the drug …

) advertising. We use information on: the effect of DTC in generating patient visits; the effect of patient visits and mentions of a … drug in generating prescriptions; and the effect of advertising on the cost effectiveness for specific advertised drugs. In … all cases, we find that DTC advertising does not alter the cost effectiveness of the medications, all of which remain …

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 …

false advertising by a firm in duopolistic competition where consumers can be distinguished according to whether or not they … form rational beliefs about the trustworthiness of advertising claims. We compare private and public law enforcement in the … form of the demand for injunctions against false advertising. From a welfare perspective, we show that it can be optimal …

false advertising by a firm in duopolistic competition where consumers can be distinguished according to whether or not they … form rational beliefs about the trustworthiness of advertising claims. We compare private and public law enforcement in the … form of the demand for injunctions against false advertising. From a welfare perspective, we show that it can be optimal …

There is widespread evidence that some firms use false advertising to overstate the value of their products. Using a … advertising actively influences rational buyers. We analyze the effects of policy under different welfare objectives and establish … a set of demand and parameter conditions where policy optimally permits a positive level of false advertising. Further …

. Information can come through two different channels: advertising and sequential consumer search. We arrive at the following … results. First, there is no monotone relationship between prices and the degree of advertising. Second, advertising and search … are “substitutes” for a large range of parameters. Third, when the cost of either search or advertising vanishes, the …