Die Arbeit liefert zunächst eine Kritik der zentralen Argumente der modernen Makroökonomik. Hierbei werden insbesondere Aspekte der Aggregation bzw. Mikrofundierung, der Wohlfahrtsanalyse, der Rigorosität der Modellierung und der Lucas-Kritik aufgegriffen. Die vorgestellten Ergebnisse stellen...

After the Second World War the residential construction quickly becomes one of the leading sectors of the German economy. The first part of the dissertation shows the long-time patterns of residential construction and dates the turning points of the business cycles. It also analyses some...

The Munich Re was founded in 1880 and is from the very start till this day one of the leading insurance companies in the world. Despite its long and successfull existance the company’s history has not been reported yet in a way that fulfilled scientific criteria. This paper can be seen as a...

This paper deals with the phenomenon of risk-selection and its appearance in the german compulsory health insurance market since the adoption of the so-called "Gesundheitsstrukturgesetz" of 1992. Further, the "Risikostrukturausgleich" as well as other measures are discussed as instruments of...