Arbeitspapier

Advertising in a Differential Game of Spatial Competition

We investigate a dynamic duopoly game with horizontal product differentiation, to show that the standard approach to spatial competition fails to produce a pure strategy equilibrium in prices when treated in a differential game framework. This holds independently of the shape of the transportation cost function. Then, we introduce an endogenous costs associated with the choice of location and characterize the open-loop and closed-loop equilibria of the model, showing that in the closed-loop case firms invest more in product differentiation and less in advertising, than they do in the open-loop setting. This happens because the gains from product differentiation can be more easily internalised than those associated with advertising.

Language
Englisch

Bibliographic citation
Series: Quaderni - Working Paper DSE ; No. 400

Classification
Wirtschaft

Event
Geistige Schöpfung
(who)
Lambertini, Luca
Bertuzzi, Giorgia
Event
Veröffentlichung
(who)
Alma Mater Studiorum - Università di Bologna, Dipartimento di Scienze Economiche (DSE)
(where)
Bologna
(when)
2001

DOI
doi:10.6092/unibo/amsacta/4901
Handle
Last update
10.03.2025, 11:44 AM CET

Data provider

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Object type

  • Arbeitspapier

Associated

  • Lambertini, Luca
  • Bertuzzi, Giorgia
  • Alma Mater Studiorum - Università di Bologna, Dipartimento di Scienze Economiche (DSE)

Time of origin

  • 2001

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