We analyse a duopoly setting with complementary products, in which a firm has a bias about its absolute advantage. We show that the bias can internalize parts of the negative externality that the complementarity of goods creates implying a higher producer's surplus. Moreover, we analyse...

We relax the common assumption of homogeneous beliefs in principal-agent relationships with adverse selection. Principals are competitors in the product market and write contracts also on the base of an expected aggregate. The model is a version of a cobweb model. In an evolutionary learning...

This paper develops a dynamic population game in which agents play a simple anonymous‐exchange game of cooperating or defecting. Agents switch to the strategy with a higher expected payoff. Reformers can affect the payoff structure of the stage game to maximize the number of cooperators in the...