The Econometric SocietyEdited by: Marina Halac • Print ISSN: 0012-9682 • Online ISSN: 1468-0262
Econometrica: Apr, 1954, Volume 22, Issue 2
https://www.jstor.org/stable/1907539
p. 147-161
Lionel McKenzie
The existence and uniqueness of competitive equilibrium in Graham's model of international trade is proved by using Kakutani's fixed point theorem. The method of this proof is sufficiently general that it may be applied to other competitive models in which Graham's restrictive assumptions have been considerably relaxed.
December 11, 2025
We are deeply saddened by the passing of Kate Ho, the John L. Weinberg Professor of Economics and Business Policy at Princeton University and a Fellow of the Econometric Society. Kate was a brilliant IO economist and scholar whose impact on the profession will resonate for many years to come.
