microfoundations, the welfare consequences of rent seeking can be studied. In particular, I show that competition among rent seekers …

generalise the approach and analyse the behaviour of a competition authority, which attaches different weights to the firms' and … consumers' payoffs, with welfare-maximisation constituting a special case. The greater the importance of consumers is, the less … restrictions also depends on the competition authority's instruments. The essential insights continue to apply if firms are …

analysis of investment incentives is still missing. Existing models, as the peak-load-pricing approach, analyze welfare optimal … analysis to investment decisions of strategic firms that anticipate competition on many consecutive spot markets with … fluctuating (and possibly uncertain) demand. We study how the degree of spot market competition affects investment incentives and …

While competition between firms producing substitutes is well understood, less is known about rivalry between … to raise prices, even if all browser competition exits. This may seem surprising since it runs counter to the traditional …

the economics, technology, and history of online competition. Online platforms face dynamic competition as a result of …: disruptive innovation that provides opportunities for entry; competition from online platforms that have secured a toehold in one … firms competing for consumer attention and advertiser dollars. The last two decades of online platform competition …

before they buy electricity in the wholesale market, we show that welfare is highest if competition in generation and …This paper studies how competition and vertical structure jointly determine generating capacities, retail prices, and … welfare in the electricity industry. Analyzing a model in which demand is uncertain and retailers must commit to retail prices …

Weyl and Fabinger (2013) analyze the social incidence of competition and theoutput and welfare effects of third … socialincidence of competition and on the output and welfare effects of third-degree pricediscrimination in monopoly and oligopoly …

the “tragedy” and the lack of competition which might exist in an integrated market structure. In this paper we analyze … competition, lowers prices and enhances consumer surplus. However, when quality leadership is shared, “disintegrating” firms may …

of all purchasing costs, than duopoly. This implies that in the process of opening a monopolistic market to competition …