In their IZA Discussion Paper 10247, Johansson and Lee claim that the main result (Proposition 3) in Abbring and Van den Berg (2003b) does not hold. We show that their claim is incorrect. At a certain point within their line of reasoning, they make a rather basic error while transforming one...

We prove identification of dependent competing risks models in which each risk has a mixed proportional hazard specification with regressors, and the risks are dependent by way of the unobserved heterogeneity, or frailty, components. We show that the conditions for non-parametric identification...

This paper studies worker displacement in the United States and the Netherlands. We discuss the relevant institutions, and we analyze the incidence and consequences of displacement. In the 1993 - 1995 period, displancement rates in the US and the Netherlands are about the same, and vary...