Is there evidence of long range dependence

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Reference no: EM131224675

Consider the daily simple returns of IBM stock from 1962 to 2002 in the file d-ibmvwew6202.txt.

Compute the first 100 lags of the ACF of the absolute daily simple returns of IBM stock.

Is there evidence of long-range dependence? Why?

Reference no: EM131224675

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