Measurement error

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This econometrics video covers measurement error in regression variables and the associated problem of attenuation bias in coefficient estimates.
  1. Nathan Wozny
  2. Econometrics
  3. Measurement error
  4. Attenuation bias
  5. Errors in variables
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Комментарии
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very nice video, u saved my 3 points in hw. after 3 days, i got finally solution. thanks a lot!

ekowork
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Question: 8:39 why does the expression simpify only in expectation? I wonder why it's necessary to introduce E(b1) instead of sticking to b1

zhizhongpu
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Hi very nice video can u pls tell me why we expect the beta to be 3? Thank you very much

aakimowgli