key terms: -
international migration: the movement of people from one country to another in order to establish a new permanent place of residence
immigration: the in-migration of people into a country, which involves a permanent change of residence
emigration: the out-migration of people into a country, which involves a permanent change of residence
voluntary migration: migrants who have chosen to settle in another country, almost always for economic reasons. these migrants are also referred to as economic migrants - someone who moves for work, usually to earn higher wages
forced migration: migrants who have no choice above moving. often caused by sudden and life threatening events, ex. natural disasters
illegal immigrant: immigrants entering a country illegally, or staying on to work after arriving as tourists or students