[Portuguese emigration trends in the twentieth century and their impact on the national economy].
M I
MI
Baganha
D003710:Demography; D019049:Developed Countries; D004467:Economics; D004641:Emigration and Immigration; D005060:Europe; D011153:Population; D011157:Population Dynamics; D011174:Portugal; D011640:Public Policy
Demographic Factors; Developed Countries; Economic Conditions; Economic Factors; Europe; Historical Survey; International Migration; Macroeconomic Factors; Migration; Migration Policy; Policy; Population; Population Dynamics; Population Policy; Portugal; Social Policy; Southern Europe