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Fasolo Elisa - Università degli Studi di Padova

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4.5 – Correlogrammi e test <strong>di</strong> stazionarietà<br />

DJ UBS_LOG, numero ritar<strong>di</strong> = 40<br />

1<br />

0.5<br />

0<br />

-0.5<br />

-1<br />

0 5 10 15 20 25 30 35 40<br />

RJ CRB_LOG, numero ritar<strong>di</strong> = 40<br />

1<br />

0.5<br />

0<br />

-0.5<br />

-1<br />

ACF <strong>di</strong> UBS_LOG<br />

Ritardo<br />

+- 1,96/T^0,5<br />

0 5 10 15 20 25 30 35 40<br />

S&P GSCI_LOG, ritar<strong>di</strong> = 40<br />

1<br />

0.5<br />

0<br />

-0.5<br />

-1<br />

ACF <strong>di</strong> CRB_LOG<br />

Ritardo<br />

ACF <strong>di</strong> GSCI_LOG<br />

+- 1,96/T^0,5<br />

0 5 10 15 20 25 30 35 40<br />

Ritardo<br />

+- 1,96/T^0,5<br />

37

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