The work at hand tries to identify factors that explain accidents on German Autobahn connectors. To find these factors the empirical study makes use of count data models. The findings are based on a set of 197 ramps, which we classified into three distinct types of ramps. For these ramps...

The structure of the German economy changed drastically over time. The decline of the proportion of gross value added of the manufacturing sector at the expense of the services sector is often cited as an indicator for this structural change. However, this shift is not necessarily an indication...

Die Struktur der deutschen Wirtschaft hat sich in der Vergangenheit stark gewandelt. Als Indikator für diesen Strukturwandel wird oftmals der langjährige Rückgang des Wertschöpfungsanteils der Industrie zugunsten der Dienstleistungen angeführt, die einen immer größeren Teil der...

We consider the problem of forecasting realized variance measures. These measures are highly persistent, but also noisy estimates of the underlying integrated variance. Recently, Bollerslev, Patton and Quaedvlieg (2016, Journal of Econometrics, 192, 1-18) exploited this fact to extend the...