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This study explores the stylized facts, volatility clustering, other highly irregular behaviour, and risk measures of … there was confirmed existence of volatility clusters when high volatility periods are followed by low volatility periods … expect in the worst case scenario. Our results confirm the existence of predictability, volatility clustering, and …
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Factor modeling is a popular strategy to induce sparsity in multivariate models as they scale to higher dimensions. We develop Bayesian inference for a recently proposed latent factor copula model, which utilizes a pair copula construction to couple the variables with the latent factor. We use...
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real estate bubble burst, credit crunch and banking panics. As a response, extreme value theory (EVT) provides a set of …
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-GARCH(1,1), CAViaR and historical simulation models in periods with contrasting volatility trends (increasing, constantly high … volatility trend. However, GARCH-st (1,1) and QML-GARCH(1,1) were found to be the most robust models in the different volatility … periods. The results show as well that the CAViaR model forecasts were less appropriate in the increasing volatility period …
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