We characterize the features of collusion involving retailers and their supplier, who engage in secret vertical contracts and all equally care about future profits (“vertical collusion”). We show such collusion is easier to sustain than collusion among retailers. The supplier pays retailers...

We characterize collusion involving secret vertical contracts between retailers and their supplier – who are all equally patient ("vertical collusion"). We show such collusion is easier to sustain than collusion among retailers. Furthermore, vertical collusion can solve the supplier's...

Several competition authorities consider the exemption of horizontal agreements among firms from antitrust liability if the agreements sufficiently promote public interest objectives such as sustainable consumption and production. We show that when consumers value sustainable products and firms...

We examine the behavior of senders and receivers in the context of oligopoly limit pricing experiments in which high prices chosen by two privately informed incumbents may signal to a potential entrant that the industry-wide costs are high and that entry is unprofitable. The results provide...