A regression kink design (RKD or RK design) can be used to identify casual effects in settings where the regressor of interest is a kinked function of an assignment variable. In this paper, we apply an RKD approach to study the effect of unemployment benefits on the duration of joblessness in...

We consider nonparametric identification and estimation in a nonseparable model where a continuous regressor of interest is a known, deterministic, but kinked function of an observed assignment variable. This design arises in many institutional settings where a policy variable (such as weekly...

The lifecycle labor supply model has been proposed as an explanation for various dimensions of labor supply, including movements over the business cycle, changes with age, and within-person variation over time. According to the model, all of these elements are tied together by a combination of...