Understanding and Preventing Tacit Collusion among Telecommunication Operators

International audienceModeling the competition among telecommunication opera- tors (or providers) as a repeated game may explain why tacit collusion to maintain high charging prices can be observed. Such outcomes clearly do not benefit the users, nor do they provide operators with incentives to improve the network quality of service to outperform their competi- tors. We propose a simple regulation based on price stability over time, to modify the game played by operators in a way that could prevent collusion