This paper provides evidence on the degree of persistence of one of the key components of the CAPM, namely the market risk premium, as well as its volatility. The analysis applies fractional integration methods to data for the US, Germany and Japan, and for robustness purposes considers...

There is increasing demand for models of time-varying and non-Gaussian dependencies for mul- tivariate time-series. Available models suffer from the curse of dimensionality or restrictive assumptions on the parameters and the distribution. A promising class of models are the hierarchical...

(Un-)gleichheit und Gerechtigkeit waren schon immer Kernbestandteil eines jeden politischen Konzeptes, welches das Wohl der Menschen in den Mittelpunkt rückte. Die Idee der Gleichheit ist so alt wie die der Demokratie selbst und neben instrumentellen Gründen, aus denen man (Un-)gleichheit...

Publications are a vital element of any scientist’s career. It is not only the number of media outlets but aslo the quality of published research that enters decisions on jobs, salary, tenure, etc. Academic ranking scales in economics and other disciplines are, therefore, widely used in...