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We introduce a statistical test for comparing the predictive accuracy of competing copula specifications in … copula is favored over Gaussian, Gumbel and Clayton copulas. This suggests that these exchange rate returns are characterized …
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Reverse stress tests are a relatively new stress test instrument that aims at finding exactly those scenarios that cause a bank to cross the frontier between survival and default. Afterward, the scenario which is most probable has to be identified. This paper sketches a framework for a...
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corresponding bifurcation theory is illustrated with some simple examples. …
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copula models. The importance of accounting for time-variation is emphasized in the context of the Basel traffic light system … terms of in-sample and out-of sample valuation is the dynamic Student-t-Clayton mixture copula, followed by the dynamic … Student-t copula, and the dynamic Gaussian-Clayton mixture. In comparison to the multivariate normal model, the dynamic …
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