Multiple Cournot oligopoly experiments found more collusive behavior in markets with fewer firms (Huck et al., 2004 … higher rates of aggregate collusion in markets with fewer firms are driven by the changes in incentives or focality rather … than purely the number of firms. These findings imply that antitrust policies aimed at preventing collusion should focus on …

is highest if only the competitor(s) is (are) loyal to the cartel. Yet collusion inflicts harm on the opposite market … we add beliefs as a control variable, we only find that externalities enhance cooperation, even if gains from collusion …

expected. -- Oligopoly ; Collusion ; experiment ; Uncertainty ; negative externalities ; prisoner's dilemma … is highest if only the competitor(s) is (are) loyal to the cartel. Yet collusion inflicts harm on the opposite market … we add beliefs as a control variable, we only find that externalities enhance cooperation, even if gains from collusion …

information, our data confirm the well-known result that duopoly players achieve, on average, partial collusion. However, as soon …

information, our data confirm the well-known result that duopoly players achieve, on average, partial collusion. However, as soon …

We report on an experiment designed to study a dynamic model of quantity competition where firms continuously revise …, collusion is much frequent. This shows, more generally, that cooperation can be observed even when individuals interact only …

We run a market experiment where firms can choose not only their price but also whether to present comparable offers …

conduct a laboratory experiment where firms decide only about their production levels first, and the information they receive … difference in average total outputs across data aggregation and information settings. However, we observe more collusion when …