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Thread: Unbiased OLS estimator

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    Smile Unbiased OLS estimator




    The description here seems very vague. I have been struggling on this for a while, can anyone detail how the final step is achieved?
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    Re: Unbiased OLS estimator


    Do you know what \sum_{t=1}^n(x_t - \bar{x}) must be for any dataset?
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