We suggest a price signaling strategy that offers a microfoundation for the process leading to tacit collusion under multimarket contact, even in cases where previous theoretical explanations fail. It rests on the assumptions that firms can communicate collusive intentions solely through their...

Cost cap tariffs are pay-per-use tariffs for which costs cannot exceed a predefined cost limit. They were recently introduced to telecommunications markets, but were previously also applied in the insurance industry as deductibles or in the rental industry as day rates. This paper develops and...