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Fluctuation in Population Thought
The Rise of Population Theory in the Seventeenth
Swedish Population Theory in the Eighteenth
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according addition advance agriculture American appeared became become believed Book capital cause century chapter checks civilization classes concept concerning condition consequences considered continued cultivation demand depends determination diminishing returns distribution earlier early economic economist edition effect England English especially Essay explained expressed factors fertility force further gave given greater growing human Ibid ideas improvement included increase industry influence interest John labor land later lead less limit living London lower Malthus Malthusian means natural necessary noted Observations opinion optimistic overpopulation period political economy poor population growth position present Principles problem production profits progress proportion published question reason reference regarded relation remain rent returns rise social society soils statement strength subsistence supply tends theory thought tion trade various views wages wealth workers writers wrote