A standard approach in economic theory is to use a formal language to prove results about an economy or a game. In this paper, model theory is used to examine interpretations of such results. The particular focus is on constructive theorems, since results established by constructive methods are...

Limitations in agents’ ability to observe, measure and compute are studied. A formulation in terms of induced changes in the players’ subjective perception of the game makes it possible to study these phenomena on a common footing with objective variation in the game. We study a model where...

A reputational model of debt is examined from an evolutionary game perspective. The game is played between randomly matched opponents and we ask whether debt can be supported in the long run steady state when lenders are given the option of joining an information sharing coalition. The players...

I study the effect of economic liberalization on violent crime. The particular emphasis is on the case of India, where, in the years following 1991, there was a virtual dismantling of controls on entry and production in registered manufacturing. This was accompanied by a significant reduction in...