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This discussion paper led to a publication in 'Social Choice and Welfare', 2005, 24, 439-454.<P> Many economic and social situations can be represented by a digraph. Both axiomatic and iterativemethods to determine the strength or power of all the nodes in a digraph have been proposed inthe...</p>
Persistent link: https://www.econbiz.de/10011256523
We present a strategic game of pricing and targeted-advertising. Firms cansimultaneously target priceadvertisements to different groups of customers, or to the entiremarket. Pure strategy equilibria do not exist and thus marketsegmentation cannot occur surely. Equilibria exhibit random...
Persistent link: https://www.econbiz.de/10011255542
This discussion paper led to an article in <I>Games and Economic Behavior</I> (2012), pp. 120-138.<P> We consider an oligopolistic market where firms compete in price and quality and where consumers are heterogeneous in knowledge: some consumers know both the prices and quality of the products offered,...</p></i>
Persistent link: https://www.econbiz.de/10011255624
We present an oligopoly model where a certain fraction of consumers engage in costly non-sequential search to discover …
Persistent link: https://www.econbiz.de/10011255756
is severe. In a symmetric Bertrand oligopoly where products may differ only in their quality, production cost is …
Persistent link: https://www.econbiz.de/10011255858
challenge for optimal antitrust enforcement. We integrate the mentioned legal principles into an infinitely-repeated oligopoly …
Persistent link: https://www.econbiz.de/10011255939
We study a consumer non-sequential search oligopoly model with search cost heterogeneity. We first prove that an …
Persistent link: https://www.econbiz.de/10011256013
We modify the paper of Stahl (1989) [Stahl, D.O., 1989. Oligopolistic pricing with sequential consumer search. American Economic Review 79, 700–12] by relaxing the assumption that consumers obtain the first price quotation for free. When all price quotations are costly to obtain, the unique...
Persistent link: https://www.econbiz.de/10011256195
In this paper we set out the welfare economics based case for imposing cartel penalties on the cartel overcharge rather than on the more conventional bases of revenue or profits (illegal gains). To do this we undertake a systematic comparison of a penalty based on the cartel overcharge with...
Persistent link: https://www.econbiz.de/10011261929
This discussion paper led to a publication in <A href="http://www.sciencedirect.com/science/article/pii/S0095069611001380">'Journal of Environmental Economics and Management'</A>.<p>Water markets with market power are analysed as multi-market Cournot competition in which the river structure constrains access to local markets and limited resources impose capacity constraints....</p></a>
Persistent link: https://www.econbiz.de/10011256518