Pakistan Development Review, Volume 20

acre aggregate allocation allocative efficiency analysis average Baluchistan Bangladesh bullock farms capital changes commodity contraceptives cost cotton cropping intensity demand dependent variable developing countries Development Economics distribution domestic dummies efficiency elasticity of substitution electricity employment equation estimates expenditure export promotion effect farm sizes farmers fertility growth habitation density level Haryana higher household saving housing units impact import-competing important increase India indicators industries inflation inputs Institute of Development investment irrigated Islamabad Islamic Economic Khan marginal negative NWFP output Pakistan Development Review Pakistan Institute paper percent percentage period planning population problem production function programme proportion Punjab ratio Rawalpindi regression relationship relative returns to scale rural sample share-cropping farms significant social Statistics substitution elasticities survey Table tariff tion total factor productivity tractor farms trade diversion trade strategy tubewells unirrigated urban value added wage rate West Pakistan wheat