In modern portfolio theory like that of Markowitz or Sharpe the investor follows amean/variance-rationality. Even the founders of this theory observed unsatisfactory resultsbecause of symmetrical risk measures like variance or standard deviation. Post-modern theorythen considers downside risk...

This paper proposes a novel approach to the combination of conditional covariancematrix forecasts based on the use of the Generalized Method of Moments (GMM). Itis shown how the procedure can be generalized to deal with large dimensional systemsby means of a two-step strategy. The finite sample...

In diesem Beitrag werden die Effekte symmetrischer und differenzierender Besteuerungauf die Portfoliowahl und den Arbeitsanreiz untersucht. Hierbei wird zunächst ein Portfoliomodellmit zwei riskanten Projekten im Ein-Personen-Kontext, d.h. ohne Arbeitsanreizproblembetrachtet. Symmetrische...

The paper examines the key drivers of gold investment. Since 2000 the gold price has risendrastically, making gold an interesting add-on to a portfolio. As gold futures have negativeroll returns, gold pool accounts are characterized by high credit risk and physical possessionof gold means high...

Hedge Funds are often considered as a possibility for optimizing traditional portfolios due to their alternative risk factors and sources of return. But as the return distribution of hedge funds shows negative skewness and excess kurtosis, using portfolio optimization techniques, based on the...

The aim of portfolio insurance strategies is to put a floor on the value of a stock portfolio byprogressively selling stocks and buy safe, short-term debt securities as stock prices fall. Thispaper analyzes the current static and dynamic methods in use and explains their pros andcons.

This paper analyzes the current use of incentive-fee-concepts for mutual funds inGermany. Following an empirical analysis about the relevance of these methods,the different methods of calculation and the influence of different parameters aredescribed. Further on it explains the impacts of...

The paper deals with the evaluation of Collateralized Debt Obligations forinvestment purposes. CDOs are classified in the asset backed environment. Itsspecific risks (market, timing, recovery, agency) are discussed. To understand theportfolio aspect, the concept of the diversity score is...

This paper shows that Economic Value Added (EVA) can be used to optimize theperformance of european share investements. Investing in the top third relative EVAperformers, leads to a significant outperformance. This is true for market and sektorinvestments. The best results were found for growth...