We use experiments to analyze what type of communication is most effective in achieving cooperation in a simple … subjects can only use a limited message space that does not allow communication of contingent strategies. When unlimited pre …-game communication is allowed, a similar initial decline in collusion reverses over time. Content analysis is used to identify multiple …

stage of a price-fixing cartel in the Chilean pharmaceutical retailing industry, where firms initially colluded to raise …

We use experiments to analyze what type of communication is most effective in achieving cooperation in a simple … collusion game. Consistent with the existing literature on communication and collusion, even minimal communication leads to a … strategies, this initial burst of collusion rapidly collapses. When unlimited pre-game communication is allowed via a chat window …

reveals that such intra-play communication after capacity but before price choices has a collusive effect only for capacity …

innocuous communication and communication about a cartel, sanctioning only the latter. To this aim, we introduce a participant …The experimental literature on antitrust enforcement provides robust evidence that communication plays an important … in the role of the competition authority, who is properly incentivized to judge communication content and price setting …

cartel fines on either revenue, profit, or price overcharge influences cartel and market prices, as well as cartel incidence … in market prices across treatments is fully driven by cartel prices. While these results align with the theoretical … predictions, cartel incidence remains unchanged across regimes. Our results suggest competition authorities could improve …