In this paper, I offer two ways in which firms can collude: secret monitoring and infrequent coordination. Such collusion is enforceable with intuitive communication protocols. I make my case in the context of a repeated Cournotoligopoly with flexible production, prices that follow a Brownian...

Suppose that providing incentives for a group of individuals in a strategic context requires a monitor to detect their deviations. What about the monitor's deviations? To address this question, I propose a contract that makes the monitor responsible for monitoring, and thereby provides...

This paper studies partnerships that employ a mediator to improve their contractual ability. Intuitively, profitable deviations must be attributable, that is, there must be some group behavior such that an individual can be statistically identified as innocent, to provide incentives in...