"nearly half of the productivity advantage of large cities is due to firm sorting, the rest coming from agglomeration economies." https://pubs.aeaweb.org/doi/pdfplus/10.1257/aer.20150361 …
7:23 AM - 29 Oct 2018
0 replies
11 retweets
39 likes
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.