Janssen, Maarten; Rasmusen, Eric - In: Journal of Industrial Economics 50 (2002) 1, pp. 11-21
We look at a Bertrand model in which each firm may be inactive with a known probability, so the number of active firms is uncertain. The model has a mixed-strategy equilibrium, in which industry profits are positive and decline with the number of firms, the same features which make the Cournot...