The equilibrium conditions for an economic system that produces output with several factors of production and which is subject to technological constraints are derived. Optimization of either output minus cost or integrated utility yields the conditions that output elasticities must be equal to...

In "Capital-Skill Complementarity and Inequality: A Macroeconomic Analysis," Krusell et al. (2000) analyzed the capital-skill complementarity hypothesis as an explanation for the behavior of the U.S. skill premium. This paper shows that their model’s fit and the values of the estimated...