We present a Hotelling model of price and advertising competition between prescription drugs that differ in quality …/side e¤ects. Advertising results in the endogenous formation of two consumer groups: brand loyal and non-brand loyal ones. We … show that advertising strategies are strategic substitutes, with the better quality drugs being the ones that are most …

Restricting advertising is one way governments seek to reduce consumption of potentially harmful goods. There have been … increasing calls to apply a similar policy to the junk food market. The effect will depend on how brand advertising influences … dynamic oligopoly supply in which multi-product firms compete in prices and advertising budgets. We model the impact of …

This paper studies advertising in vertically differentiated product markets with positive consumption externalities. In … consumers. In such markets, we show that firms will engage in advertising competition in order to convince consumers of their … levels of advertising. …

This paper shows that an advertising ban is more likely to increase – rather than decrease – total consumption when … advertising does not bring about a large expansion of market demand at given prices and when it increases product differentiation … (thus allowing firms to command higher prices). In this case, the main impact of a ban on advertising is to reduce …

, 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 …