AContributiontotheEmpiricsofEconomicGrowth,文献.pdf

A Contribution to the Empirics of Economic Growth Author(s): N. Gregory Mankiw, David Romer and David N. Weil Reviewed work(s): Source: The Quarterly Journal of Economics, Vol. 107, No. 2 (May, 1992), pp. 407-437 Published by: Oxford University Press Stable URL: /stable/2118477 . Accessed: 29/09/2012 00:00 Your use of the JSTOR archive indicates your acceptance of the Terms Conditions of Use, available at . /page/info/about/policies/terms.jsp . JSTOR is a not-for-profit service that helps scholars, researchers, and students discover, use, and build upon a wide range of content in a trusted digital archive. We use information technology and tools to increase productivity and facilitate new forms of scholarship. For more information about JSTOR, please contact support@. . Oxford University Press is collaborating with JSTOR to digitize, preserve and extend access to The Quarterly Journal of Economics. A CONTRIBUTION TO THE EMPIRICS OF ECONOMIC GROWTH* N. GREGORY MANKIW DAVID ROMER DAVID N. WEIL This paper examines whether the Solow growth model is consistent with the international variation in the standard of living. It shows that an augmented Solow model that includes accumulation of human as well as physical capital provides an excellent description of the cross-country data. The paper also examines the implications of the Solow model for convergence in standards of living, that is, for whether poor countries tend to grow faster than rich countries. The evidence indicates that, holding population growth and capital accumulation constant, countries converge at about the rate the augmented Solow model predicts. INTRODUCTION This pa