We analyze the use of information in a repeated oligopolistic insurance market. To sustain collusion, insurance companies might refrain from changing their pricing schedules even if new information about risks becomes available. We therefore provide an explanation for the existence of "unused...

I experimentally investigate an infinitely repeated market entry game with an informed incumbent firm who knows demand and an uninformed entrant firm who does not. The uninformed firm's profits each period serve as a signal about demand, but the informed firm may signal jam the uninformed firm...

We consider repeated games with private monitoring that are 'close' to repeated games with public/perfect monitoring. A private monitoring information structure is close to a public monitoring information structure when private signals can generate approximately the same distribution of the...