Der wachsende Wettbewerbsdruck im Bankensektor führte in den letzten Jahrentrotz eines geringen Zinsniveaus zu sinkenden Zinsmargen im Verbraucherkreditgeschäft. Hervorgerufenwird diese Änderung der Angebotspreise durch die sinkende Bedeutung der Hausbankbeziehungsowie der steigenden Anzahl...

Several attempts have been made to reduce the impact of estimation errors on the optimalportfolio composition. On the one hand, improved estimators of the necessary momentshave been developed and on the other hand, heuristic methods have been generated to enhancethe portfolio performance, for...

The measurement of concentration risk in credit portfolios is necessary for the determinationof regulatory capital under Pillar 2 of Basel II as well as for managing portfolios and allocating economiccapital. Existing multi-factor models that deal with concentration risk are often inconsistent...

The parameter loss given default (LGD) of loans plays a crucial role for risk-based decision making of banks including risk-adjusted pricing. Depending on the quality of the estimation of LGDs, banks can gain significant competitive advantage. For bank loans, the estimation is usually based on...

CAT bonds are of significant importance in the field of alternative risk transfer. Since themarket of CAT bonds is not complete, the application of an appropriate pricing model is of high relevance.We apply different premium calculation models in order to compare them with regard to...

This study examines the lead-lag-relationship between European equity and CDSmarkets in the context of the financial crisis. Previous research identified the stock market tolead the CDS market in an ordinary economic environment. Against the background of ourstudy this lead-lag-relationship...

The estimation of expected security returns is one of the major tasks for the practical implementationof the Markowitz portfolio optimization. Against this background, in 1992 Black and Littermandeveloped an approach based on (theoretically established) expected equilibrium returns whichaccounts...

In the literature, implied rates of return are suggested as estimators for future expected oneperiodreturns because of their property not being prone to the discount rate effect. The discount rateeffect describes the problem that changes in expected future one-period returns lead to...