portfolio, one for market risk and one for credit risk. Similar approaches are common in banks’ internal models for economic … capital. Although it is known that joint market and credit risk of certain investments can be larger than the sum of risks … holdings or CDS portfolios – are also affected. There are realistic conditions under which credit risk (represented by ratings …

liquidation costs. In particular, in our model ambiguity aversion is observationally equivalent to increased risk aversion. This …

Mutual fund risk-taking via active portfolio rebalancing varies both in the cross-section and over time. In this paper …, I show that the same is true for funds' off- balance sheet risk-taking, even after controlling for on-balance sheet … information. In the empirical application, I show that German equity funds have increased their risk-taking via synthetic leverage …

probabilities, on reduced-form credit risk stress testing. This type of uncertainty is omnipresent in most macroeconomic stress … testing applications due to short time series for banks' portfolio risk parameters and highly collinear macroeconomic … distributions and implied capital shortfalls by conducting a full-edged top-down credit risk stress test for over 1,500 German banks …