Aug
30th
Tue
30th
But unlike animals, cities do not slow down as they get bigger. They speed up with size! The bigger the city, the faster people walk and the faster they innovate. All the productivity-related numbers increase with size—wages, patents, colleges, crimes, AIDS cases—and their ratio is superlinear. It’s 1.15/1. With each increase in size, cities get a value-added of 15 percent. Agglomerating people, evidently, increases their efficiency and productivity.
