How Substitutable are Workers? Evidence from Worker Deaths, Working Paper
The Economic Returns to Higher Education: Evidence from University Openings in Germany, Working Paper (updated version posted soon)
Learning about Job Search: A Field Experiment with Job Seekers in Germany, (with Steffen Altmann, Armin Falk, and Florian Zimmermann), Journal of Public Economics, accepted.
A Permutation Test for the Regression Kink Design (with Peter Ganong), Journal of the American Statistical Association, forthcoming.
Software packages in R and Stata (posted soon)