We study cartel stability in a differentiated price-setting duopoly with returns to scale. We show that a cartel may be equally stable in the presence of lower differentiation, provided that the decreasing returns parameter is high. In addition we demonstrate that for a given factor of discount,...

This paper investigates two different approaches to the analysis of institutions using game theory and discusses their methodological and theoretical implications for further research. Starting from von Neumann and Morgenstern's theory, we investigate, how Schotter and Schelling's approaches to...