In a linear model of cost reducing R&D/Cournot competition, firm assymetry is shown to be sustainable as subgame perfect Nash equilibrium with R&D competition only if the productivity of research is sufficiently large realtive to the benefits from imitation. In such a case, industry-wide cost...

In a linear model ofcost reducing R&D/Cournot competition, firm asymmetry is shown to be sustainable as subgame perfect Nash equilibrium with R&D competition only ifthe productivity of research is sufficiently large relative to the benefits from imitation. In such a case, industry-wide cost...