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Why the U.S. Is Still Richer Than Every Other Large Country. Martin Feldstein, April 20, 2017, Opinion, "Each year, the United States produces more per person than most other advanced economies. In 2015 real GDP per capita was $56,000 in the United States. The real GDP per capita in that same year was only $47,000 in Germany, $41,000 in France and the United Kingdom, and just $36,000 in Italy, adjusting for purchasing power. In short, the U.S. remains richer than its peers. But why?" Link