The idea isn't a new one -- the author Joel Garreau first proposed a North ... America's semi-autonomous economic states continue to compete, cooperate ... and thrive. Click on the thumbnail of ...

The map above provides another perspective on the colossal size of America ... as much economic output in 2015 as Mexico ($1.14 trillion). 5. The economies of 12 Midwest states from North ...

America's cities are economic powerhouses. Reddit user atrubetskoy created a map showing just how important cities are to the American economy. Atrubetskoy took gross metropolitan product data ...