Contreras, Roberto; Georgantzis, Nikolaos; Ginés, Miguel - In: Estudios de Economía 35 (2008) 1, pp. 19-31
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,...