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-stationarity and ARIMA(p,d,q) processes -- Seasonal ARMA(p,q) processe -- Unit root tests -- Structural Breaks -- ARCH, GARCH and Time …
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This paper investigates the effect of the nonzero autocorrelation coefficients on the sampling distributions of the Durbin-Watson test estimator in three time-series models that have different variance-covariance matrix assumption, separately. We show that the expected values and variances of...
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two conditional moments of univariate traffic flow series can be modeled as a SARIMA+GARCH structure, based on which an … smoothing; the local variation is processed using Kalman filter by constructing a state space model. Afterwards, GARCH model is … processed using Kalman filter based on the recognition that GARCH has an equivalent representation as ARMA in the sense of …
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bivariaten GARCH (1,1), der bezüglich Anpassung und Vorhersage gut für Finanzmarktdaten geeignet ist. Um einen Eindruck über den … inferenzstatistische Methoden für Erwartungswerte und Varianzen. Es zeigt sich, dass Varianzprozeduren durch GARCH (1,1) stark beeinflusst …
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