Show that if yt1 N(01) for all t and yt2 is given by yt2 = 1 3

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Show that if yt1 N(01) for all t and yt2 is given by yt2 = 1 3 (yt 11 +yt1 +yt+11)

the coherency of the process yt = (yt1 yt2) is zero.

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Time Series Modeling Computation And Inference

ISBN: 9781498747028

2nd Edition

Authors: Raquel Prado, Marco A. R. Ferreira, Mike West

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