阿摩線上測驗
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阿摩線上測驗
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7. (15%) Consider the following simultaneous equations mode!:
where E(ui) = E(vi) = o, Cov(ui， Vi) = Cov(Zi, Wi) = o, and Zi and Wi are exogenous.
(a) (5%) Is the OLS estimate of β1 consistent? Why?