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North American Free Trade Agreement

Study finds more Mexicans leaving the US than coming

More Mexicans are leaving than moving into the United States, reversing the flow of a half-century of mass migration, according to a study published Thursday.

The Pew Research Center found that slightly more than 1 million Mexicans and their families, including American-born children, left the U.S. for Mexico from 2009 to 2014. During the same five years, 870,000 Mexicans came to the U.S., resulting in a net flow to Mexico of 140,000.

The desire to reunite families is the main reason more Mexicans are moving south than north, Pew found. The sluggish U.S. economic recovery and tougher border enforcement are other key factors.

The era of mass migration from Mexico is...