Correcting Cournot and Bertrand

9 Pages Posted: 13 Jun 2011 Last revised: 22 May 2017

See all articles by Hak Choi

Hak Choi

Chienkuo Technology University - Department of International Business; Chung-Hua Institution for Economic Research

Date Written: June 1, 2011

Abstract

This paper applies Hotelling’s model to correct the Bertrand and Cournot duopoly theories. It improves Bertrand’s result by showing that duopoly competition never drives price to zero, and enlarges Cournot’s result by showing that two duopolists capture the whole market. Finally, this paper proves that duopoly price and quantity competition are equivalent.

Keywords: Spatial Competition, Bertrand, Cournot, Duopoly

JEL Classification: D43, C72, R3

Suggested Citation

Choi, Hak, Correcting Cournot and Bertrand (June 1, 2011). Available at SSRN: https://ssrn.com/abstract=1863286 or http://dx.doi.org/10.2139/ssrn.1863286

Hak Choi (Contact Author)

Chienkuo Technology University - Department of International Business ( email )

No.1, Chiehsou N. Road
Changhua City, 500
Taiwan
+886 91 901-4618 (Phone)

HOME PAGE: http://euntold.wordpress.com

Chung-Hua Institution for Economic Research ( email )

75, Changhsin St.
Taipei
Taiwan

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