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Definition Of Migration Of International Migration

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Literature review Definition of Migration International migration may be defined as movement of people from one country to another in order to take up employment, or establish residence or to seek refuge from persecution (IOM, 1993). Recognized authors (Appleyard, 1991; Rodgers, 1992; Abrar et.al., 2000) have categorized international migration into 6 broad categories. These are permanent settlers, documented or regular labour migrants, undocumented or irregular migrants, asylum seekers, recognized refugees and defacto refugees. Migration includes a variety of movement of people from one place to another, albeit characterized by different purposes that manifest itself in residency for specific periods ie., time and nature, like permanent, temporary, involuntary, legal or illegal. It is the purpose that distinguishes one kind of migration from another. Some migrate to settle permanently in the country of destination, some for employment purpose, while some even emigrate and seek asylum, escaping from prosecution or from disasters. Migrants who return home often contribute by being enterprising, innovative etc. by investing their expertise and savings. These skilled workers may launch new ventures in their countries and promote economic development. Some pass their expertise along to others as teachers or trainers. As a result of bidirectional trend of migration, in some parts of the world, the old dynamic of "brain drain" is giving way to "brain circulation”, contrary to

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