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Modelul Robust DCC-GARCH (Robust DCC-GARCH)×TGARCH Robust×
DomeniuEconometrieEconometrie
FamilieRegression modelRegression model
Anul apariției2002–20211994–2000s
Autorul originalEngle (2002) for DCC; robust extensions by Pakel, Shephard, Sheppard, and Engle (2021)Zakoian (1994) for TGARCH; robust extensions developed through quasi-maximum likelihood and M-estimation literature
TipMultivariate volatility model with robust estimationVolatility model with asymmetry and robust estimation
Sursa seminalăEngle, R. F. (2002). Dynamic conditional correlation: A simple class of multivariate generalized autoregressive conditional heteroskedasticity models. Journal of Business and Economic Statistics, 20(3), 339–350. DOI ↗Zakoian, J.-M. (1994). Threshold heteroskedastic models. Journal of Economic Dynamics and Control, 18(5), 931–955. DOI ↗
Denumiri alternativerobust DCC-GARCH, robust dynamic conditional correlation, outlier-robust DCC, composite-likelihood DCC-GARCHrobust GJR-GARCH, robust threshold GARCH, heavy-tail TGARCH, outlier-robust TGARCH
Înrudite66
RezumatThe Robust DCC-GARCH model extends Engle's (2002) Dynamic Conditional Correlation framework by replacing standard quasi-maximum likelihood estimation with outlier-resistant or composite-likelihood techniques. This preserves accurate time-varying correlation estimation even when financial return data contain extreme observations, heavy tails, or structural irregularities.Robust TGARCH extends the Threshold GARCH model by replacing the conventional maximum likelihood objective with an estimator that is resistant to heavy-tailed innovations and outlying observations. It captures asymmetric volatility responses — where negative shocks amplify variance more than positive shocks — while remaining reliable when the return distribution deviates strongly from normality.
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ScholarGateCompară metode: Robust DCC-GARCH · Robust TGARCH. Preluat la 2026-06-17 de pe https://scholargate.app/ro/compare