4.3 What is meant by the assumption that the paired sample observations of Yi and Xi are...

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4.3 What is meant by the assumption that the paired sample observations of Yi and Xi are independently and identically distributed? Why is this an important assumption for ordinary least-squares estimation? When is this assumption likely to be violated?

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Introduction To Econometrics

ISBN: 9781292071367

3rd Global Edition

Authors: James Stock, Mark Watson

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