Let {5x t : t = 1, 2, . . .) be a covariance stationary process and
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Let {5xt: t = 1, 2, . . .) be a covariance stationary process and define γh = Cov(xt, xt+h) for h ≥ 0. [Therefore, γ0 = Var (xt).] Show that Corr (xt, xt+h) = γh/γ0.
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Related Book For
Introductory Econometrics A Modern Approach
ISBN: 9781337558860
7th Edition
Authors: Jeffrey Wooldridge
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