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Optimal bandwidth selection for robust generalized method of moments estimation

Wilhelm, Daniel - 2014

A two-step generalized method of moments estimation procedure can be made robust to heteroskedasticity and autocorrelation in the data by using a nonparametric estimator of the optimal weighting matrix. This paper addresses the issue of choosing the corresponding smoothing parameter (or...

Persistent link: https://www.econbiz.de/10010336485

Comparing distributions : the harmonic mass index

Hinloopen, Jeroen; Marrewijk, Charles van - 2005

The information contained in PP-plots is transformed into a single number. The resulting Harmonic Mass (HM) index is distribution free and its sample counterpart is shown to be consistent. For a wide class of CDFs the exact analytical expression of the distribution of the sample HM index is...

Persistent link: https://www.econbiz.de/10011348352

Robust tests for white noise and cross-correlation

Dalla, Violetta; Giraitis, Liudas; Phillips, Peter C. B. - 2020

Commonly used tests to assess evidence for the absence of autocorrelation in a univariate time series or serial cross-correlation … heteroskedasticity in the series. Related extensions are provided for testing cross-correlation at various lags in bivariate time series … spurious evidence of serial correlation. …

Persistent link: https://www.econbiz.de/10012243279

Tie the straps : uniform bootstrap con fidence bands for bounded influence curve estimators

Härdle, Wolfgang; Ritov, Ya'acov; Wang, Weining - 2013

We consider theoretical bootstrap "coupling" techniques for nonparametric robust smoothers and quantile regression, and verify the bootstrap improvement. To cope with curse of dimensionality, a variant of "coupling" bootstrap techniques are developed for additive models with both symmetric error...

Persistent link: https://www.econbiz.de/10010195959