We recently posted Reddit user Alexandr Trubetskoy’s map showing that half of all U.S. GDP comes from just 23 metropolitan areas.
Trubetskoy went a step further and broke all American economic activity down into quartiles in this map:
The top seven metro areas, together responsible for a quarter of U.S. economic activity, are not overly surprising:
Here is the second quartile:
Together, these groups account for about half of U.S. overall GDP.
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