Zusammenfassung: This dissertation includes four studies in the field of empirical labour economics with a focus on risk in labour markets. In Chapter 1 the effect of an employment subsidy programme on early apprenticeship dropout is evaluated. The programme can be considered a preventive...

"The subject of apprenticeship, one of the more enduring of all economic arrangements, has received more attention from economic historians and the economics profession at large in recent years. Yet, compared, say, with issues such as the economics of slave labor or the rise of formal human...