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Model EGARCH Robust×Model GARCH i Qëndrueshëm×
FushaEkonometriEkonometri
FamiljaRegression modelRegression model
Viti i origjinës20081986–2013
KrijuesiNelson (1991) for EGARCH; robust adaptation via Muler & Yohai (2008) and related authorsBoudt, Danielsson & Laurent (robust extensions); Bollerslev (standard GARCH, 1986)
LlojiRobust volatility modelVolatility model
Burimi themeluesMuler, N., & Yohai, V. J. (2008). Robust estimates for GARCH models. Journal of Statistical Planning and Inference, 138(10), 2918–2940. DOI ↗Boudt, K., Danielsson, J., & Laurent, S. (2013). Robust forecasting of dynamic conditional correlation GARCH models. International Journal of Forecasting, 29(2), 244–257. DOI ↗
Emërtime të tjeraRobust EGARCH model, outlier-robust EGARCH, robust exponential GARCH, REGARCHRobust GARCH, outlier-robust GARCH, heavy-tail GARCH, contamination-robust volatility model
Të lidhura65
PërmbledhjaRobust EGARCH extends Nelson's (1991) Exponential GARCH model by replacing standard quasi-maximum likelihood estimation with outlier-resistant procedures — typically bounded-influence or M-estimation — so that a small fraction of extreme observations or data errors cannot distort the estimated volatility dynamics or the leverage effect.The Robust GARCH model extends the classical GARCH framework to handle outliers and heavy-tailed innovations that commonly appear in financial return series. By down-weighting extreme observations through a robust innovation term, it produces more reliable volatility forecasts when data contain jumps, crises, or other anomalies that would otherwise distort standard GARCH estimates.
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ScholarGateKrahasoni metodat: Robust EGARCH · Robust GARCH model. Marrë më 2026-06-17 nga https://scholargate.app/sq/compare