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Is there an optimum level of population?
Singer, S. Fred - In: The economic growth controversy, (pp. 154-164). 1973
Persistent link: https://www.econbiz.de/10002829442
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Governmental policies and optimum population levels : outline for a study
Singer, S. Fred - In: Is there an optimum level of population? : (Symposium, …, (pp. 398-405). 1971
Persistent link: https://www.econbiz.de/10002829466
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Environment
Singer, S. Fred; Laet, Christian de - In: Is there an optimum level of population? : (Symposium, …, (pp. 156-184). 1971
Persistent link: https://www.econbiz.de/10002829499