If a simple Nspan moving average is applied to a time series that has a linear...
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If a simple Nspan moving average is applied to a time series that has a linear trend, say, y, = Bo + Bit + E₁,1 will lag behind the observations. Assume that the observations are uncorrelated and have constant variance. Show that at time T the expected value of the moving average is N1 E(M₁) =B₁ + B₁T  N=¹₁.  2
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To show that the expected value of the moving average at time t is E M B BT A we can use the followi View the full answer
Related Book For
Introductory Econometrics A Modern Approach
ISBN: 9780324660548
4th edition
Authors: Jeffrey M. Wooldridge
Posted Date:
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