Includes bibliographical references (p. [273]-290) and index
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Why are some countries so rich and others so poor?Intelligence: an introduction to the concept -- Intelligence and earnings -- Intelligence and further economic and social phenomena -- The sociology of intelligence, earnings, and social competence -- Data on variables and methods of analysis -- National IQs and economic development in 81 nations -- National IQs and economic development in 185 countries -- Intelligence and markets as the determinants of economic development -- The future of the wealth of nations -- Appendix 1: The calculation of national intelligence levell -- Appendix 2: Data on per capita income and economic growth in 185 countries.