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Стр. 1234
The latter , Population Problem : usually responsive to the impact of war or economic depression , is expected to In Search of a Solution approximate 1 percent in 1960–2000 , a rate about one - seventh above the 1900–10 level .
The latter , Population Problem : usually responsive to the impact of war or economic depression , is expected to In Search of a Solution approximate 1 percent in 1960–2000 , a rate about one - seventh above the 1900–10 level .
Стр. 1236
The existing universe of rewards of the rate of population growth , is the and penalties is not currently constituted increase in the relative number of per- to eventuate in R births and no more . sons of productive age .
The existing universe of rewards of the rate of population growth , is the and penalties is not currently constituted increase in the relative number of per- to eventuate in R births and no more . sons of productive age .
Стр. 1555
1 : 30-4 : 00 p.m. Is There an Optimum Level of Population ? Arranged by S. Fred Singer ( U.S. Department of the Interior ) . Athelstan Spilhaus ( AAAS ) , Bernard Berelson ( Population Council ) , Preston E. Cloud , Jr. ( University of ...
1 : 30-4 : 00 p.m. Is There an Optimum Level of Population ? Arranged by S. Fred Singer ( U.S. Department of the Interior ) . Athelstan Spilhaus ( AAAS ) , Bernard Berelson ( Population Council ) , Preston E. Cloud , Jr. ( University of ...
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