In dieser Arbeit setzen wir uns mit den Auswirkungen von Risikobeschränkungen auf das optimale Verhalten eines Investors auseinander, welcher versucht, den erwarteten Endnutzen zu einem festgelegten Zeitpunkt zu maximieren. Dazu kann er ein vorgegebenes Anfangsvermögen in einem Markt...

Recent and presumable future developments tend to increase the risk associated with farming activities. This causes an increasing importance of risk management. Farmers have a wide variety of possibilities to influence the risk exposure of their operations. Among them are the choice of the...

Essays in Empirical Finance: Evaluating Risk in FinancialMarketsBy Alysa V. ShcherbakovaThis dissertation is comprised of two parts, each addressing animportant type of financial risk. The first part is composed of anessay discussing Market Risk. This essay examines a causalrelationship between...

Artículo de revista ; Against the backdrop of sharp monetary policy tightening, this article studies the links between bank deposit costs and the EURIBOR. In doing so the authors employ an SVAR multivariate model that jointly includes deposit rates and volumes, fitted on monthly data covering...

Die Analyse der Wirkung von Verkaufsförderungsmaßnahmen auf den Absatz oder Erlös von Konsumgütern gehört zu den mit am meisten erforschten Problemkomplexen in der quantitativen Marketingforschung. Allerdings untersuchen die Mehrzahl der Arbeiten lediglich die kurzfristigen Wirkungen von...

Portfolio selection has a long tradition in financial economics and plays an integral role in investment management. Portfolio selection provides the framework to determine optimal portfolio choice from a universe of available investments. However, the asset weightings from portfolio selection...

This paper proposes different investment strategies for portfolio selection based on decision-making under uncertainty, rather than the conventional Markowitz portfolio model. The results of perfectinformation and the results of investment strategies for decision-making under uncertainty are...

This dissertation consists of four stand-alone research papers which investigate various aspects of hedge fund performance and optimal portfolio choice. The first chapter of this thesis deals with the problem of unobserved hedge fund returns after delisting. It is a joint work with Prof. Jens...