I work on machine learning and digital data, applied in developing economies.

I am Assistant Professor of International and Public Affairs at Columbia University. I lead the AI and Development initiative at CDEP, am an affiliate of BREAD and J-PAL, and a member of the Data Science Institute. I have a PhD in economics from Harvard University.
My contact is dan[@]bjorkegren[.]com and office is IAB 1401B.

Some recent writing:
with Samsun Knight and Joshua Blumenstock
Revision requested (second round), Review of Economic Studies
with Joshua Blumenstock and Samsun Knight
Reject and resubmit, American Economic Review
Rolf, Simchowitz, Dean, Liu, Björkegren, Hardt, and Blumenstock
International Conference on Machine Learning (ICML) (2020)