Market participants often suspect that large traders have a disproportionate effect on financial markets, increasing the aggressiveness of market responses. Prior studies have shown that the impact of a large trader on a currency crisis depends positively on his "size" and informational...

Financial markets are to a very large extent influenced by the advent of information. Such disclosures, however, do not only contain information about fundamentals underlying the markets, but they also serve as a focal point for the beliefs of market participants. This dual role of information...

Im Mittelpunkt dieser Arbeit steht die Analyse der Vor- und Nachteile einer geglätteten versus aktuellen Informationsbasis in einem theoretischen Modell. Am Beispiel stabiler Agency-Ratings und volatiler marktbasierter Ratings zeigt sich, dass die Effekte der Berichtsmethode von den...

This paper studies optimal risk-taking and information disclosure by firms that obtain financing from both a relationshipʺ bank and arm’s-lengthʺ banks. We find that firm decisions are asymmetrically influenced by the degree of heterogeneity among banks: lowly-collateralized firms vary...

Small and medium-sized firms typically obtain capital via bank financing. They often rely on a mixture of relationship and arm’s-length banking. This paper explores the reasons for the dominance of heterogeneous multiple banking systems. We show that the incidence of inefficient credit...

Das Buch gibt einen umfassenden Einblick in die Vertragstheorie vor dem Hintergrund finanzwirtschaftlicher Entscheidungen. Die Analyse der typischen vertragstheoretischen Probleme des Moral Hazard, der Adverse Selection und des Signalling sowie aktueller Forschungsfragen zur Theorie der Firma...

Small and medium-sized firms often obtain capital via a mixture of relationship and arm's-length bank lending. We show that such heterogeneous multiple bank financing leads to a lower probability of ineefficient credit foreclosure than both monopoly relationship lending and homogeneous multiple...