chômage (1) croissance économique (1) adulte (1) taux (1) jeune (1) Origin (1) Youth (1) Unemployment (1) Population (1) Migrant agricultural laborers (1) Manufacturers' agents (1) Immigrants (1) Growth (1) Fertility (1) Emigration and immigration (1) Economic development (1) Determinants (1) Demographic transition (1) Comprehension (1) Commission merchants (1) Children--Mortality (1) Cent (1) Population (1) Origin (1) Growth (1) Migration (1) Fertility (1) adulte (1)