volume 23, issue 1, P15-24 2007
DOI: 10.1093/oxrep/grm005
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Abstract: AbstractThe famous '1956' contribution by Robert Solow was always thought to be central to positive, or descriptive, economic growth theory. We show that it is also at the core of optimal growth, because the Fisher equation of competitive equilibrium is nothing short of an Euler equation; it corresponds to the maximization of the sum of discounted consumption flows. From this equation an optimal savings rate results with reasonable, very reachable values. We also show the importance of the elasticity of subst…

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