This essay is the second of three. The first is nontechnical and in part autobiographical describing the evolution of my approach to developing a micro economic theory of money and financial institutions. This essay is devoted to a mathematical sketch of a closed economic exchange system with...

This is a nontechnical retrospective paper on a game theoretic approach to the theory of money and financial institutions. The stress is on process models and the reconciliation of general equilibrium with Keynes and Schumpeter's approaches to non-equilibrium dynamics