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In a two-tier oligopoly, where the downstream firms are locked in pair-wise exclusive relationships with their upstream input suppliers, the equilibrium mode of competition in the downstream market is endogenously determined as a renegotiation-proof contract signed between each downstream firm...
Persistent link: https://www.econbiz.de/10010956769
In contrast with previous studies we assume no ex-ante commitment over the �price or quantity� type of contract which downstream firms will independently offer consumers in a two-tier oligopoly. Under competing vertical chains, we propose...
Persistent link: https://www.econbiz.de/10008562473
The paper discusses the evolution of the oligopoly theory, starting from Augustin Cournot’s seminal contribution until the most recent developments that extensively exploit the sophisticated tools derived from game theory and mechanism design. We then show how the oligopoly models have been...
Persistent link: https://www.econbiz.de/10005005750
We assess the influence of competition and capital regulation on the stability of the banking system. We particularly … ask two questions: i) how does capital regulation affect (endogenous) entry; and ii) how do (exogenous) changes in the … competitive environment affect bank monitoring choices and the effectiveness of capital regulation? Our approach deviates from the …
Persistent link: https://www.econbiz.de/10005666421
Built on the location model, this paper studies the rivalry of two firms in an industry through two-part tariffs. It is found that kinky profit functions are responsible for the coincidence of imperfectly competitive equilibrium and cartelization outcome. A duopoly likely results in higher entry...
Persistent link: https://www.econbiz.de/10010541719
This paper studies how the existence of a potential entrant influences an incumbent’s choice of quality in a model of vertical product differentiation and entry. Both firms face fixed set-up costs and quality-dependent costs of production, and compete on quality and price. With identical...
Persistent link: https://www.econbiz.de/10005504715
Built on the location model, this paper studies the rivalry of two firms in an industry through two-part tariffs. It is found that kinky profit functions are responsible for the coincidence of imperfectly competitive equilibrium and cartelization outcome. A duopoly likely results in higher entry...
Persistent link: https://www.econbiz.de/10008867255
Se estudia la evolución de la competencia en el mercado español de electricidad, proponiendo un análisis mediante teoría de juegos. Se elabora un modelo basado en juegos dinámicos siguiendo el concepto de Equilibrio Perfecto de Markov, tomando como bloque elemental una descripción de la...
Persistent link: https://www.econbiz.de/10005737009
Since the late 90s,, European industries of electricity and gas have been subject to a process of concentration at both horizontal and vertical levels. At first glance, this consolidation is quite natural since, on the one hand, the application of European directives to open to competition has...
Persistent link: https://www.econbiz.de/10011166300
Nash implementable if the number of firms is at least two. Thus, monopoly regulation whenever consumers are favored by the …
Persistent link: https://www.econbiz.de/10005835475