Arguably, one of the most important developments in the field of applied economics during the last decades has been the emergence of systematic policy evaluation, with its distinct focus on the establishment of causality. By contrast to the natural sciences, the objects of our scientific...

Demographic change inevitably shifts the balance between contributors and recipients in the pension system. Moreover, in the German pension system benefit levels are closely linked to the current state of economic prosperity. Therefore, in the coming decades stabilisation of old-age security...

Trotz des beachtlichen personellen und finanziellen Aufwands, der in der Bundesrepublik für die Durchführung arbeitsmarktpolitischer Maßnahmen betrieben wird, ist ihr Erfolg in keiner Weise gesichert. Im Gegenteil, die bisherige Evaluierungspraxis verletzt nahezu durchgängig eine der...

Since interventions by the public sector generally commit substantial societal resources, the evaluation of effects and costs of policy interventions is imperative. This paper outlines why program evaluation should follow well-respected scientific standards and why it should be performed by...