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Showing papers by "World Bank published in 1973"


Journal ArticleDOI
Constantino Lluch1
TL;DR: In this article, the authors derived the aggregate consumption function associated with the linear expenditure system (LES) from simple utility maximization procedures and derived the parameter set (β, γ) of LES plus an added parameter (μ: the ratio of the subjective rate of discount to the market rate of interest).

293 citations


Journal ArticleDOI
TL;DR: Cost and benefit relationships are derived and incorporated into a mathematical model which is solved using a modification of the dynamic programming procedure for solving the knapsack problem, and the optimal schedule is seen to favor small capacity wells, drilled by indigenous methods, with supplementary water distribution systems.
Abstract: This paper considers the problem of choosing among the technologies available for irrigation by tubewells to obtain an investment plan which maximizes the net agricultural benefits from a proposed project in a developing country Cost and benefit relationships are derived and incorporated into a mathematical model which is solved using a modification of the dynamic programming procedure for solving the knapsack problem The optimal schedule is seen to favor small capacity wells, drilled by indigenous methods, with supplementary water distribution systems

6 citations