Migration types (6), Chain, Step, Internal, Seasonal, Return, Impelled (reluctant), Pathways to immigration (4), Family reunification, Work/employment, Diversity lottery, Refugee/Asylum, Push Factors (3), Political, Economic, Environmental, Pull Factors (3), Family, Education, Quality of Life, Impact of migration (4), Remittances, Brain Drain, Brain Gain, Urbanization, Migration processes (7), Visa, Green Card, Legal Permanent Resident, Naturalization, Deportation, Immigrate, Emigrate.

Migration unit sorting

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