Also, the 2nd author on the NBER paper is David Card [1] a Nobel laureate for his work in empirical labor economics research, for what that's worth. [1] https:

Also, the 2nd author on the NBER paper is David Card [1] a Nobel laureate for his work in empirical labor economics research, for what that's worth. [1] https://en.wikipedia.org/wiki/David_Card https://en.wikipedia.org/wiki/David_Card