We present a simple model to illustrate how birthplace diversity may affect team performance. The model assumes that birthplace diversity increases the stock of available knowledge due to skill complementarities and decreases effciency due to communication barriers. The consequence of these two...

Digital work settings potentially facilitate remote collaboration and thereby decrease geographic frictions in knowledge work. Here, I analyze spatial collaboration patterns of some 191 thousand software developers in the United States on the largest code repository platform GitHub. Despite...