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We use a subsample bootstrap method to get a consistent estimate of the asymptotically optimal choice of the sample …
Persistent link: https://www.econbiz.de/10005504945
Using a limiting approach to portfolio credit risk, we obtain analytic expressions for the tail behavior of the distribution of credit losses. We show that in many cases of practical interest the distribution of these losses has polynomial ('fat') rather than exponential ('thin') tails. Our...
Persistent link: https://www.econbiz.de/10005281850
, but then a bias term with unknown sign has to be estimated. We provide an estimator for this sign and the full programme …. Simulation results are also presented. It is weIl known that extreme value parameter estimators which balance the asymptotic bias …
Persistent link: https://www.econbiz.de/10005144524
results show excellent estimation accuracy in terms of bias, mean squared error, and confidence interval coverage. Typically …
Persistent link: https://www.econbiz.de/10008838604
different bootstrap tests. In the context of static linear regression models two of these are shown to have serious size and …
Persistent link: https://www.econbiz.de/10005137131
determined with a permutation procedure and a parametric bootstrap in the tests for serial independence and linearity …
Persistent link: https://www.econbiz.de/10005504907