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Journal of Political Economy Vol. 85 No. 5 1977

Trade Using One Commodity as a Means of Payment

Lloyd Shapley; Martin Shubik

Abstract

A general model of noncooperative trading equilibrium is described in which prices depend in a natural way on the buying and selling decisions of the traders, avoiding the classical assumption that individuals must regard prices as fixed. The key to the approach is the use of a single, specified commodity as "cash," which may or may not have intrinsic value. The model, in several variants, is treated as a noncooperative game, in the spirit of Nash and Cournot. The rules of the game, including the price-forming mechanism, are independent of behavioral or equilibrium assumptions, which enter, instead, through the solutions of the game.

DOI
10.1086/260616
Volume
85
Issue
5
Pages
937-968
Language
en
Sources
openalex crossref

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