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THÈSE Estimation, validation et identification des modèles ARMA ...

THÈSE Estimation, validation et identification des modèles ARMA ...

THÈSE Estimation, validation et identification des modèles ARMA ...

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orders selection of weak V<strong>ARMA</strong> models by means of information criteria. We propose<br />

a modified Akaike information criterion (AIC).<br />

Keywords : AIC, Box-Pierce and Ljung-Box portmanteau tests, Discrepancy, Echelon form,<br />

Goodness-of-fit test, Kullback-Leibler information, Lagrange Multiplier test, Likelihood Ratio<br />

test, Nonlinear processes, Order selection, QMLE/LSE, Residual autocorrelation, Structural<br />

representation, Weak V<strong>ARMA</strong> models, Wald test.<br />

v

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