[Population economics in the 1980s: what ought it to be and what will it be?].
Simon
J L
JL
D003710:Demography; D004467:Economics; D004641:Emigration and Immigration; D011153:Population; D011156:Population Density; D011157:Population Dynamics; D011158:Population Growth
Demographic Factors; Economic Development; Economic Factors; Migration; Population; Population Dynamics; Population Growth; Population Size