same time increases competition. As a result, the platform lowers the firm fees and raises the consumer charges. In … competition. In this case, the platform raises both the charge to the consumers and the fee for the firms. …

This paper sheds light on a recent empirical controversy about the effect of competition on price discrimination in … sales that is more skewed towards low prices. We show that whether competition has a positive or a negative effect on the …

. 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 …

We present a strategic game of pricing and targeted-advertising. Firms cansimultaneously target priceadvertisements to … occur surely. Equilibria exhibit random advertising--to induce an unequal distribution of information in the market …

We model the idea that when consumers search for products, they first visit the firm whose advertising is more salient …. The gains a firm derives from being visited early increase in search costs, so equilibrium advertising increases as search … heterogeneity in advertising costs. Firms whose advertising is more salient and therefore raise attention more easily charge lower …

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. …

We develop a method to measure the intensity of competition between firms. Our method, which we call the Best Response …

allocate his resources so as to direct his competition towards particular rivals -- we call such competition selective. The … setting can be applied to a wide variety of cases: competition between firms, competition between political parties, warfare …