nprobust: Kernel Density and Local Polynomial Regression Methods

Estimation, inference, bandwidth selection, and graphical procedures for kernel density and local polynomial regression methods, including robust bias-corrected confidence intervals as described in Calonico, Cattaneo and Farrell (2018, <doi:10.1080/01621459.2017.1285776>). The package includes 'lprobust()' for local polynomial point estimation and robust bias-corrected inference, 'lpbwselect()' for local polynomial bandwidth selection, 'kdrobust()' for kernel density point estimation and robust bias-corrected inference, 'kdbwselect()' for kernel density bandwidth selection, and 'nprobust.plot()' for plotting results. The main methodological and numerical features are described in Calonico, Cattaneo and Farrell (2019, <doi:10.18637/jss.v091.i08>).

Package details

AuthorSebastian Calonico [aut, cre], Matias D. Cattaneo [aut], Max H. Farrell [aut]
MaintainerSebastian Calonico <scalonico@ucdavis.edu>
LicenseGPL-3
Version1.0.0
URL https://github.com/nppackages/nprobust
Package repositoryView on CRAN
Installation Install the latest version of this package by entering the following in R:
install.packages("nprobust")

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nprobust documentation built on May 19, 2026, 9:07 a.m.