In this paper we present results of joint estimates of factor demand functions in aggregate Swedish industry and in eight of its subsectors using the equilibrium equality between marginal ...

1. If marginal product is decreasing, then average product must also be decreasing. 2. For a fixed-proportion technology, inputs cannot be substituted for each other in production. 3. The marginal ...

This study offers some highly tentative statistical evidence on a potential problem, noted by Eric Hanushek in 1979, in estimating educational production functions, particularly at the precollege ...