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" In the first twenty-five years the population would be twenty-two millions, and the food being also doubled, the means of subsistence would be equal to this increase. In the next twenty-five years, the population would be forty-four millions, and the... "
The Principles of Population and Production as They are Affected by the ... - Side xxxvi
av John Weyland - 1816 - 493 sider
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Readings in Social Problems

Albert Benedict Wolfe - 1916 - 804 sider
...not possiblyjae made to increase faster than in an arithmetical ratio. 26 READINGS IN SOCIAL PROBLEMS produce equal to the easy support of such a number....conclusion of the first century, the population would be a hundred and seventy-six millions, and the means of subsistence only equal to the support of fifty-five...
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Outlines of Introductory Sociology: A Textbook of Readings in Social Science

Clarence Marsh Case - 1924 - 980 sider
...faster than in an arithmetical ratio. The necessary effects of these two different rates of increase, when brought together, will be very striking. Let...conclusion of the first century the population would be one hundred and seventy-six millions, and the means of subsistence only equal to the support of fifty-five...
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Farm Relief Legislation

United States. Congress. Senate. Committee on Agriculture and Forestry - 1929 - 823 sider
...subsistence only equal to the support of 33,000,000. In the next period the population would be 88,000,000 and the means of subsistence just equal to the support...conclusion of the first century the population would be 176,000,000 and the means of subsistence only equal to the support of 55,000,000, leaving a population...
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Farm Relief Legislation: Hearings Before the Committee on Agriculture ..., Del 4

United States. Congress. Senate. Committee on Agriculture and Forestry - 1929 - 823 sider
...subsistence on! equal to the support of 33,000,000. In the next period the population would 1 88,000,000 and the means of subsistence just equal to the support of half th| number. And at the conclusion of the first century the population would ( 176,000,000 and the means...
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Population: The First Essay

Thomas Robert Malthus - 1959 - 139 sider
...period, the population would be fifty-six millions, and the means of subsistence just sufficient for half that number. And at the conclusion of the first century the population would be one hundred and twelve millions and the means of subsistence only equal to the support of thirty-five...
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Population Crisis: Hearings, Eighty-ninth Congress, Second Session, Del 1

United States. Congress. Senate. Committee on Government Operations. Subcommittee on Foreign Aid Expenditures - 1966
...period, the population would be fifty-six millions, and the means of subsistence just sufficient for half that number. And at the conclusion of the first century, the population would be one hundred and twelve millions, and the means of subsistence only equal to the support of thirty-five...
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Malthus: 'An Essay on the Principle of Population'

T. R. Malthus, Donald Winch, Patricia James - 1992 - 392 sider
...faster than in an arithmetical ratio. The necessary effects of these two different rates of increase, when brought together, will be very striking. Let...means of subsistence just equal to the support of half of that number. And at the conclusion of the first century, the population would be a hundred and seventy-six...
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On Evolution: The Development of the Theory of Natural Selection

Charles Darwin - 1996 - 356 sider
...subsistence only equal to the support of 33 millions. In the next period the population would be 88 millions, and the means of subsistence just equal...means of subsistence only equal to the support of 55 millions, leaving a population of 121 millions totally unprovided for. Taking the whole earth, instead...
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The Economics of Population: Key Classic Writings, Volum 1

Julian L. Simon - 1997 - 225 sider
...period, the population would be fifty-six millions, and the means of subsistence just sufficient for half that number. And at the conclusion of the first century the population would be one hundred and twelve millions and the means of subsistence only equal to the support of thirty-five...
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On the Origin of Species

Charles Darwin - 2003 - 672 sider
...faster than in an arithmetical ratio. The necessary effects of these two different rates of increase, when brought together, will be very striking. Let...conclusion of the first century, the population would be a hundred and seventy-six millions, and the means of subsistence only equal to the support of fifty-five...
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