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...

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...

Der vorliegende Band veröffentlicht die Ergebnisse eines Workshops, der das Ziel hatte, Forscher zu einem offenen Erfahrungsaustausch zusammenzubringen, die sich aus unterschiedlicher Perspektive mit Direktinvestitionen auseinandersetzen. Die Beiträge machen die ganze Breite der Thematik...

In periods of unusual weather, forecasters face a problem of interpreting economic data: Which part goes back to the underlying economic trend and which part arises from a special weather effect? In this paper, we discuss ways to disentangle weather-related from business cycle-related influences...