By a new mathematical method, New York City is average and San Francisco exceptional
New York City seems pretty extraordinary: Its residents make more money, produce more stuff and commit more violent crimes than those of any other U.S. city. And New Yorkers are nearly the most creative, as judged by the total number of patents they produce. But according to mathematician Luís Bettencourt, New York is actually quite average, given its size. For a really exceptional place, swap coasts and look at San Francisco.
The apparently unusual qualitie