America's community colleges and their students generated $809 billion of income in 2012, which was 5.4 percent of the nation's gross domestic product, according to a report by the American Association of Community Colleges released this week. That figure includes the higher wages students earned that year, the increased output of business that employed the students and related multiplier effects. The report also found that students earn $4.80 in higher future wages for every $1 they invest in their community college education.
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