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Heteroscedasticity-Robust Standard Errors/Ushahidi
Rekodi ya ushahidi wa mbinu

Heteroscedasticity-Robust Standard Errors

Heteroscedasticity-robust standard errors are a correction to the covariance matrix of an OLS regression that yields valid inference when the error variance is not constant. Introduced by Halbert White in 1980 and refined into the finite-sample variants HC1-HC4 by MacKinnon and White in 1985, they leave the coefficient estimates unchanged but rebuild the standard errors so that t and F tests remain trustworthy under heteroscedasticity.

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Heteroscedasticity-Consistent (HC) Standard Errors
Rekodi ya mbinu ya kiajenda · regression-model / statistics
  • White, H. (1980). A Heteroskedasticity-Consistent Covariance Matrix Estimator and a Direct Test for Heteroskedasticity. Econometrica, 48(4), 817-838. · DOI 10.2307/1912934
  • MacKinnon, J. G. & White, H. (1985). Some Heteroskedasticity-Consistent Covariance Matrix Estimators with Improved Finite Sample Properties. Journal of Econometrics, 29(3), 305-325. · DOI 10.1016/0304-4076(85)90158-7
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Same method familyCluster-Robust Standard Errorsmachine-suggested · Relational suggestion, not evidence.Same method familyOLS Regressionmachine-suggested · Relational suggestion, not evidence.Same method familyQuantile Regressionmachine-suggested · Relational suggestion, not evidence.Same method familyWeighted Least Squaresmachine-suggested · Relational suggestion, not evidence.Same method familyWild Bootstrapmachine-suggested · Relational suggestion, not evidence.

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Sources recorded, not reviewed

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