Journal of Political Economy, Vol. 61, No. 1 (Feb., 1953), pp. 25-42 (18 pages) ...the element of time, the source of many of the greatest difficulties in economics.--Alfred Marshall. The actual ...
In this paper the theory of cost and production in the multi-product firm is formulated as a problem of minimizing a convex function subject to convex inequality constraints. The Kuhn-Tucker theorem ...