Traditionell haben Finanz-Ökonomen Anlageentscheidungen im sogenannten "Mean-Variance-FrameworkX" von Markowitz (1952) evaluiert. Experimente haben jedoch gezeigt, dass die "Prospect Theory" von Kahneman und Tversky (1979) eine bessere Beschreibung der Entscheidungen von Anlegern unter...

The theme of this dissertation is to investigate how financial risks can be allocated in a multi-agent and multi-period setting under the economic principle of “Pareto efficiency and financial fairness” (PEFF). The dissertation is a combination of theory and practice and consists of three...

This thesis consists of three essays on the interaction of investor clienteles and mutual fund behavior. The first essay (Cici, Kempf, and Sorhage 2015, Do Financial Advisors Provide Tangible Benefits for Investors? Evidence from Tax-Motivated Mutual Fund Flowsʺ) adds to the literature on fund...

This thesis deals with the portfolio optimization problem of an investor who aims to maximize the expected utility of her terminal wealth. The considered multidimensional asset price model incorporates several risk factors modeled both by diffusion processes and by a Markov chain. Based on the...

In this paper, we introduce a new Bayesian approach to explain some market anomalies during financial crises and subsequent recovery. We assume that the earnings shock of an asset follows a random walk model with and without drift to incorporate the impact of financial crises. We further assume...

Die Entscheidungsfindung wird für Verbraucher immer komplexer. Die Frage nach einer effizienten und effektiven Verbraucherpolitik stellt sich damit dringender denn je: Wie können Konsumenten gestärkt werden, ohne die Anbieter und die Angebotsvielfalt zu sehr einzuschränken? Das Menschenbild...

This paper bridges two distinct areas of inquiry: the economic theory of the family and behavioral research on time-inconsistent preferences. In our model, hyperbolic discounting couples engage in household production activities, thereby accumulating family-specific capital over time. At any...

Foreign exchange markets are the biggest financial markets on the globe, the dollar-euro market is the biggest among them with a daily turnover of $1.3 trillion. This market is the interface of the euro bloc and the dollar bloc which use mainly one of the major currencies, comprising 45-60% and...

In dieser Arbeit wird eine algorithmische Anlagestrategie untersucht, die auf paarweise kointegrierten Assets basiert. Das Kernstück solcher Strategien bildet das Auffinden von handelbaren Linearkombinationen aus mindestens zwei Assets. Ein intuitiver Ansatz, um solche Linearkombinationen...