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This paper illustrates the effect of market size on the decision of whether or not firms should vertically integrate or disintegrate. We use a model of two successive stages of production with Cournot competition in each stage. In this model, firms choose to specialize (either upstream or...
Persistent link: https://www.econbiz.de/10013149121
Motivated by the slow diffusion of generic drugs and the increase in prices of brand-name drugs after generic entry, I … incorporate consumer learning and consumer heterogeneity into an empirical dynamic oligopoly model. In the model, firms choose … prices to maximize their expected total discounted profits. Moreover, generic firms make their entry decisions before patent …
Persistent link: https://www.econbiz.de/10012755155
The liberalization of the electricity sector increases the need for realistic and robust models of the oligopolistic interaction of electricity firms. This paper compares the two most popular models: Cournot and the Supply Function Equilibrium (SFE), and tests which model describes the observed...
Persistent link: https://www.econbiz.de/10012721237
In a two-tier oligopoly, where the downstream firms are locked in pair-wise exclusive relationships with their upstream …
Persistent link: https://www.econbiz.de/10010205412
A Cournot oligopoly in which firms face incomplete information with respect to production capacities is studied. For …). -- Oligopoly ; Incomplete Information ; Cournot ; Capacity Constraints ; Information Sharing …
Persistent link: https://www.econbiz.de/10009743749
We analyze oligopolistic third-degree price discrimination relative to uniform pricing when markets are always covered. Pricing equilibria are critically determined by supply-side features such as the number of firms and their marginal cost differences. It follows that each firm’s Lerner index...
Persistent link: https://www.econbiz.de/10013314756
firms compete in an international Cournot oligopoly, and in which countries use strategic trade policy. We find that firms …
Persistent link: https://www.econbiz.de/10013320035
In this note we revisit the result by Menezes and Quiggin (2012), showing that under linear supply function competition, the same Nash equilibrium results when arms choose slopes or intercepts of their supply functions. This is because the first order conditions emerging in the two strategy...
Persistent link: https://www.econbiz.de/10011714330
We show that supply functions cannot be classified as either strategic complements or substitutes according to the twofold criterion advanced by Bulow et al. (1985). This is because while the slope of the best reply is univocally positive, this is not the case with the sign of the cross...
Persistent link: https://www.econbiz.de/10011714371
In a recent paper, Alipranti et al. (2014, Price vs. quantity competition in a vertically related market, Economics Letters, 124: 122-126) show that in a vertically related market Cournot competition yields higher social welfare compared to Bertrand competition if the upstream firm subsidises...
Persistent link: https://www.econbiz.de/10011569602