12. Schooling and immigration Source: http://www.gallup.com/poll/20425/Growing-Diversity-Translates-Into-Classroom-Challenges.aspx
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18. Hometown associations and remittances Mexico received: 24 billions in 2006 30 billions+ in 2007 Source: www.ifad.org 150 million migrants worldwide sent more than US$300 billion to their families in developing countries during 2006 International Fund for Agricultural Development