The Flow of Migrant Money

The money flows in small amounts, crossing borders $200 or $300 at a time. It buys cornmeal and rice and plaid private school skirts and keeps the landlord away. Globally, the tally is huge: Migrants from poor countries send home about $300 billion a year. That is more than three times the global total in foreign aid, making "remittances" the main source of outside money flowing to the developing world