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This paper addresses the problem of dynamic asset allocation under a bounded shortfall risk in a market composed of three assets: cash, stocks and a zero coupon bond. The dynamics of the instantaneous short rates is driven by a Hull and White model. In this setting, we determine and compare...
Persistent link: https://www.econbiz.de/10013076323
We extend the model presented in Bonollo et al. by introducing a multiscenario framework that allows for a richer and more realistic specification, including non-static (stochastic) probabilities of default and losses given default. Though more complex from a computational point of view, the...
Persistent link: https://www.econbiz.de/10013159300
specifically, subexponential random variables. A key application of this approximation is the calculation of operational VaR (value … & Klüppelberg (2005) & Böcker and Sprittulla (2006) and makes several advances. These include two new approximations of VaR and an … extension to multiple loss types where the VaR relates to a sum of random sums, each of which is defined by different …
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The issue of uncovering the effects of monetary policy is far short of resolution. In the identified VAR literature …. We display a structural stochastic equilibrium model in which our VAR identification would produce correct results while …
Persistent link: https://www.econbiz.de/10014048962
This paper is on decision theoretical foundations for various types of VaR models, including VaR and conditional-VaR … first-order stochastic dominance and the VaR, and the equivalence between the second-order stochastic dominance and the c*-VaR … as a modification of the conditional-VaR. We also discuss the usefulness and limitation of the VaRs and propose several …
Persistent link: https://www.econbiz.de/10014057675