Competition among producers within an integrated electricity system is impeded by any limited transmission capacity there may be at its borders. Two alternative market mechanisms have recently been designed to organize the allocation of scarce transmission capacity at cross-border level: the...

This paper analyzes the role of storage for economies facing the risk of a gas supply disruption. We characterize the optimal/competitive transitory dynamics (accumulation, drainage and target stock). We partially relax the irreversibility hypothesis, by extending the model in two directions:...