-equation ordered probit model with endogenous switching and study self-selection into government and private sector jobs. In an … sectors. A companion analysis of data from the German Socio-Economic Panel shows that selection on unobservables is reduced …

selection effects. Main focus is on accelerated duration models and the estimators that are of the limited information type, i ….e. they are not based on a fully specified selection model. The estimators are instrumental variable adaptations to the Powell … significantly longer times outside the unemployment state. There are strong indications of selection effects. …

The classical Heckman (1976, 1979) selection correction estimator (heckit) is misspecified and inconsistent if an … interaction of the outcome variable and an explanatory variable matters for selection. To address this specification problem, a … procedure clearly matters. -- Selection bias ; interaction ; heterogeneity ; generalized estimator …