Differentiated Bertrand duopoly with variable demand
AbstractTwo one-product firms compete in prices on a market with differentiated products. Goods are differentiated because customers switch from one good to the other at different relative prices. With the specification that mean demand in the market is unit-elastic 1 pro vide conditions on the shape of the customer density which guarantee the existence of a unique Bertrand equilibrium.
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Bibliographic InfoArticle provided by Elsevier in its journal Research in Economics.
Volume (Year): 51 (1997)
Issue (Month): 2 (June)
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Web page: http://www.elsevier.com/locate/inca/622941
Other versions of this item:
- Martin Peitz, 1996. "Differentiated bertrand duopoly with variable demand," Working Papers. Serie AD 1996-18, Instituto Valenciano de Investigaciones Económicas, S.A. (Ivie).
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- Peitz, Martin, 2000.
"Aggregation in a Model of Price Competition,"
Journal of Economic Theory,
Elsevier, vol. 90(1), pages 1-38, January.
- Martin Peitz, 1998. "- Consumer Heterogeneity And Market Imperfections," Working Papers. Serie AD 1998-16, Instituto Valenciano de Investigaciones Económicas, S.A. (Ivie).
- Martin Peitz, 1999.
"A difficulty with the address models of product differentiation,"
Springer, vol. 14(3), pages 717-727.
- Martin Peitz, 1998. "- A Difficulty With The Address Models Of Product Differentiation," Working Papers. Serie AD 1998-21, Instituto Valenciano de Investigaciones Económicas, S.A. (Ivie).
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