Scaling of Atypical Knowledge Combinations in American Metropolitan Areas from 1836 to 2010: Economic Geography: Vol 0, No 0

Cities are epicenters for invention. Scaling analyses have verified the productivity of cities and demonstrate a superlinear relationship between cities’ population size and invention performance. However, little is known about what kinds of inventions correlate with city size. Is the productivity of cities only limited to invention quantity? I shift the focus on the quality of idea creation by investigating how cities influence the art of knowledge combinations. — Read on www.tandfonline.com/eprint/B776YCh9hQvsbAZBrJvT/full