[fre] L'analyse montre une correspondance étroite entre le nombre élevé d'équilibres dans un modèle d'échange statique avec économies d'échelles et celui d'un modèle linéaire dans lequel la productivité d'un pays partenaire à l'échange augmente par rapport à celle de son...

[eng] The paper examines the various cases which can exist in the vertical relation between an upstream enterprise, owner of a bottleneck facility, and a downstream enterprise, obliged to use this facility. It shows that (only) in the case in which the downstream firm is a partial owner to the...

[eng] An illustrative disequilibrium model of productivity growth is used to show that neither bounded rationality nor disequilibrium at the micro level is necessary for the economy as a whole to be in a continuing state of disequilibrium. The model shows how the interac­tion of productivity...

The decomposition procedure for the solution of large scale linear programs is described in an elementary manner with illustrative calculations. Its economic interpretation as a procedure for decentralized decision by the multi-division firm or the multi-sector economy is explained in detail....

Many marketing problems which promise to be amenable to the techniques of operations research have apparently not been subjected to systematic analysis. This article is a first attempt at an analysis of one such area--the number of items stocked by a retailer and its relation to his sales, his...

A new efficiency criterion is proposed for the Markowitz portfolio selection approach. It is shown that the use of standard deviation as a measure of risk in the original Markowitz analysis and elsewhere in economic theory is sometimes unreasonable. An Investment with a relatively high standard...

Why does a dynamic growing economy have a persistent long-term unemployment problem? Research Associates William J. Baumol and Edward N. Wolff have isolated one cause. Although technological change, the engine of growth and economic progress, may not affect or may even increase the total number...

This is a unique account of the role played by 58 figures and diagrams commonly used in economic theory. These cover a large part of mainstream economic analysis, both microeconomics and macroeconomics and also general equilibrium theory.