Showing 1 - 10 of 115
ratios- following intra- and (particularly) interstate liberalization of bank branching restrictions. This effect arises …
Persistent link: https://www.econbiz.de/10005858336
This paper extends Merton’s continuous time (instantaneous) mean-varianceanalysis and the mutual fund separation theory. Given the existence of a Marko-vian state price density process, the optimal portfolios from concave utility max-imization are instantaneously mean-variance efficient...
Persistent link: https://www.econbiz.de/10005858416
We study the influence of systematic probability misestimation on complexfinancial investment decisions on the context of structured financialproducts. Structured products have in recent years become more and morecomplex. We study the question whether this complexity might be a...
Persistent link: https://www.econbiz.de/10005868835
The aim of this paper is to explain why cross-sectional estimated migration correlations displayed in the academic and professional literature can be either not consistent, or inefficient, and to discuss alternative approaches. The analysis relies on a model with stochastic migration in which...
Persistent link: https://www.econbiz.de/10005858516
In this paper we explain how to use rating histories provided by the internal scoring systems of banks and by rating agencies in order to predict the future risk of a set of borrowers. The method is developed following the steps suggested by the Basle Committee. To introduce both migration...
Persistent link: https://www.econbiz.de/10005858518
We propose a simple and implementable model of credit contagion where we in-clude macro- and microstructural … risk measure for credit risk management is a delicate task. …
Persistent link: https://www.econbiz.de/10005858362
Credit limit management is of paramount importance for successful short-term credit-risk management, even more so when … the situation in credit and financial markets is tense. We consider a continuous-time model where the credit provider and … the credit taker interact within a game-theoretic framework under different information structures. The model with …
Persistent link: https://www.econbiz.de/10005858857
We introduce an adaptive importance sampling method for the loss distribution of credit portfolios based on the Robbins … calculating the risk figures of a typical medium-sized credit risk portfolio with 2000 obligors. Simulating the tail of the loss …
Persistent link: https://www.econbiz.de/10005858875
This paper analyzes the impact of ongoing financial integration and increase in crossborder activities on banks’ common exposure to shocks and on banking sector systemic risk. For that, we study the evolution of correlations between large international banks’ asset-to-debt ratios over...
Persistent link: https://www.econbiz.de/10005858331
We analyze optimal risk management strategies for a regulatory restricted bank financed with deposits and equity in an … infinite horizonmodel. The bank has a positive franchise value from rents coming from deposit related services (liquidity … franchise value and the liquidation costs in case of a bank run give the bank a motivation for risk management. The franchise …
Persistent link: https://www.econbiz.de/10005859100