Regression Kink Design: Theory and Practice
NBER Working Paper No. 22781
---- Acknowledgments ----
We thank Sebastian Calonico, Matias Cattaneo, Pauline Leung, Tim Moore, two anonymous referees, and seminar participants at CUFE, Econometric Society China Meeting, Hanyang, Tsinghua and Sichuan University for helpful comments. Suejin Lee provided outstanding research assistance. The views expressed herein are those of the authors and do not necessarily reflect the views of the National Bureau of Economic Research.