Berg, Gerard J. van den; Bozio, Antoine; Dias, Mónica Costa - In: Quantitative economics : QE ; journal of the … 11 (2020) 3, pp. 871-916
Causal effects of a policy change on hazard rates of a duration outcome variable are not identified from a comparison of spells before and after the policy change if there is unobserved heterogeneity in the effects and no model structure is imposed. We develop a discontinuity approach that...