In this paper, we consider a new corporate bond-pricing model with credit-rating migration risks and a stochastic interest rate. In the new model, the criterion for rating change is based on a predetermined ratio of the corporation’s total asset and debt. Moreover, the rating changes are...

The recent East Asian crisis has highlighted the relationship between financial development and output volatility. In this essay we develop a simple model of a small open economy producing a tradeable good using a non-tradeable input and where firms access to borrowings and investment depends on...

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...