As we get rich, the basics of life--food, clothing and shelter--become a very small part of total expenditure. And people have enough money to purcha… - Robert Fogel

People want more and more leisure time which means the freedom to do what they want to do, not what they have to do, and as we get richer and richer, more and more people will be able to afford that.

Economic history has contributed significantly to the formulation of economic theory. Among the economists who have found history an important source for their ideas are Smith, Malthus, Marx, Marshall, Keynes, Hicks, Arrow, Friedman, Solow, and Becker. Failure to take account of history, as Simon Kuznets (1941) stressed, has often led to a misunderstanding of current economic problems by investigators who have not realized that their generalizations rested upon transient circumstances. Nowhere is the need to recognize the role of long-run dynamics more relevant than in such pressing current issues as medical care, pension policies, and development policies.

We have attacked the traditional interpretation of the economics of slavery not in order to resurrect a defunct system, but in order to correct the perversion of the history of blacks — in order to strike down the view that black Americans were without culture, without achievement, and without development for their first two hundred and fifty years on American soil.