Der deutsche Aktienmarkt sah sich in den letzten 15 Jahren substantiellen Veränderungen gegenüber, welche unter anderem in eine zunehmende Internationalisierung und deutlich erhöhten Streubesitz mündeten. In der vorliegenden Arbeit untersuchen wir, inwieweit dies die aus klassischen...

Risk exchange is considered here as a cooperative game with transferable utility. The set-up fits markets for insurance, securities and contingent endowments. When convoluted payoff is concave at the aggregate endowment, there is a price-supported core solution. Under variance aversion the...

In this work we solve in a closed form the problem of an agent who wants to optimise the inter-temporal utility of both his consumption and leisure by choosing: (i) the optimal inter-temporal consumption, (ii) the optimal inter-temporal labour supply, (iii) the optimal share of wealth to invest...

We investigate whether acquiring more education when young has long-term effects on risk-taking behavior in financial markets and whether the effects spill over to spouses and children. There is substantial evidence that more educated people are more likely to invest in the stock market....

In this paper, we investigate the distributional properties of the estimated tangency portfolio (TP) weights assuming that the asset returns follow a matrix variate closed skew-normal distribution.We establish a stochastic representation of the linear combination of the estimated TP weights that...

In der Literatur wird häufig vermutet, dass eine zunehmende Anzahl Hedgefondseinen negativen Einfluss auf die Renditen dieser Fonds haben könnte. DieserVermutung wird in diesem Beitrag nachgegangen. Wir verfolgen dabei zweiZiele: Zum einen geben wir einen Überblick über die Entwicklung des...

Data envelopment analysis (DEA) is a nonparametric method from the area of operationsresearch that measures the relationship of produced outputs to assignedinputs and determines an efficiency score. This efficiency score can be interpretedas a performance measure in investment analysis. Recent...

As early as the 1970s, European Union (EU) member countries implemented rulesto coordinate insurance markets and regulation. However, with the more recentmovement toward a general single EU market, financial services regulation hastaken on new meaning and priority. Solvency I regulations went...

While there is little controversy on the profitability of momentum strategies, their implementation is afflicted with many difficulties. Most important, chasing momentum can generate high turnover. Though there are already several attempts to make momentum strategies less expensive with respect...