Freeman (1996) formulates a model in which payment arrangements based on intermediated debt that is settled using money can achieve higher welfare than direct money payment achieves. Freeman finds that a monetary authority can sometimes further improve welfare, and achieve efficiency, by...

A current U.S. policy is to introduce a new style of currency that is harder to counterfeit, but not immediately to withdrawal from circulation all of the old-style currency. This policy is analyzed in a random-matching model of money, and its potential to decrease counterfeiting in the long run...

This paper studies the existence of single-price price equilibrium from a given initial distribution of money holdings in a search-theoretic model of money where agents have no time preference. The model is similar to the authors' recent models of search economies with no constraints on money...