Arbeitspapier

Some Heteroskedasticity Consistent Covariance Matrix Estimators with Improved Finite Sample Properties

We examine several modified versions of the heteroskedasticity-consistent covariance matrix estimator of Hinkley and White. On the basis of sampling experiments which compare the performance of quasi t statistics, we find that one estimator, based on the jackknife, performs better in small samples than the rest. We also examine finite-sample properties using modified critical values based on Edgeworth approximations, as proposed by Rothenberg. In addition, we compare the power of several tests for heteroskedasticity and find that it may be wise to employ the jackknife heteroskedasticity-consistent covariance matrix even in the absence of detected heteroskedasticity.

Sprache
Englisch

Erschienen in
Series: Queen's Economics Department Working Paper ; No. 537

Klassifikation
Wirtschaft
Econometric and Statistical Methods and Methodology: General
Hypothesis Testing: General
Thema
Jackknife
Heteroskedasticity
HCCME
Edgeworth approximations

Ereignis
Geistige Schöpfung
(wer)
MacKinnon, James G.
White, Halbert
Ereignis
Veröffentlichung
(wer)
Queen's University, Department of Economics
(wo)
Kingston (Ontario)
(wann)
1983

Handle
Letzte Aktualisierung
10.03.0022, 11:41 MEZ

Datenpartner

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Objekttyp

  • Arbeitspapier

Beteiligte

  • MacKinnon, James G.
  • White, Halbert
  • Queen's University, Department of Economics

Entstanden

  • 1983

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