Consider an oligopolistic industry composed of two groups (or populations) of firms, the low cost firms and the high cost firms. The firms produce a homogeneous good. I study the finite population evolutionarily stable strategy defined by Schaffer (1988), and the long run equilibrium in the...

We present a game-theoretic analysis of fiscal policy under economic growth from the perspective of MMT using a simple two-periods overlapping generations (OLG) model with pay-as-you-go pensions. We show the following results. 1) Sustained budget deficit is necessary to maintain full-employment...