title: Introduction.
authors.forename: M J
authors.initials: MJ
authors.lastname: Miller
mesh_terms: D003710:Demography; D004467:Economics; D004641:Emigration and Immigration; D004651:Employment; D006280:Health Workforce; D010684:Philosophy; D011057:Politics; D011153:Population; D011157:Population Dynamics; D012959:Socioeconomic Factors; D014171:Transients and Migrants
keywords: Demographic Factors; Economic Factors; Human Resources; International Migration; Labor Force; Migrants; Migration; Philosophical Overview; Political Factors; Population; Population Dynamics; Socioeconomic Factors; Temporary Migration; World