Fanti, Luciano; Meccheri, Nicola - In: Research in Economics 68 (2014) 2, pp. 157-168
the degree of product differentiation always reduces firms׳ profits) can be reversed in a unionized duopoly model. We show … that a decrease in the degree of product differentiation may affect wages, hence profits, differently, depending on both … compete in quantities. By contrast, under decreasing returns, profits can increase with competition but only if firms compete …