We consider a portfolio optimization problem in a Black-Scholes model with n stocks, in which an investor faces both fixed and proportional transaction costs. The performance of an investment strategy is measured by the average return of the corresponding portfolio over an infinite time horizon....

In order to shed light on the "black box" of institutional equity investing in a systematic manner, I conducted a broadly based questionnaire which received a large response from German mutual fund companies. The survey asked fund managers for their basic views and practices and for insights...

The application of a technical trading rule, which just provides long and short signals, requires the investor to decide upon the exposure to stake in each trade. Although this position sizing (or money management) crucially affects the risk and return characteristics, recent academic literature...

In Zeiten stark schwankender Finanzmarkte liegt der Fokus von Investoren insbesondere auf dem mit einer Anlage verbundenen Risiko. Gerade in diesen Marktphasen suchen Investoren nach Moglichkeiten, ihr bestehendes Portfolio weiter zu diversifizieren. Volatilitätsinvestments bieten durch ihre...

In this paper, a model of bounded rational investors investing their portfolio in a passive investment vehicle (e.g., an Exchange Traded Fund replicating a broad index) or an actively managed fund is presented. The model proposes that the quick reswitching of these short-term oriented investors...

In order to shed light on the "black box" of institutional equity investing in a systematic manner, I conducted a broadly based questionnaire which received a large response from German mutual fund companies. The survey asked fund managers for their basic views and practices and for insights...