Package: sampleSelection Version: 1.2-15 Date: 2026-01-19 Title: Sample Selection Models Authors@R: c( person( given = "Arne", family = "Henningsen", role = c( "aut", "cre" ), email = "arne.henningsen@gmail.com" ), person( given = "Ott", family = "Toomet", role = "aut" ), person( given = "Sebastian", family = "Petersen", role = "ctb" ) ) Author: Arne Henningsen [aut, cre], Ott Toomet [aut], Sebastian Petersen [ctb] Maintainer: Arne Henningsen Depends: R (>= 2.10), maxLik (>= 0.7-3), stats Imports: miscTools (>= 0.6-3), systemfit (>= 1.0-0), Formula (>= 1.1-1), VGAM (>= 1.1-1), mvtnorm (>= 0.9-9994) Suggests: lmtest, Ecdat Description: Two-step and maximum likelihood estimation of Heckman-type sample selection models: standard sample selection models (Tobit-2), endogenous switching regression models (Tobit-5), sample selection models with binary dependent outcome variable, interval regression with sample selection (only ML estimation), and endogenous treatment effects models. These methods are described in the three vignettes that are included in this package and in econometric textbooks such as Greene (2011, Econometric Analysis, 7th edition, Pearson). License: GPL (>= 2) URL: https://r-forge.r-project.org/projects/sampleselection/ Config/pak/sysreqs: cmake libicu-dev Repository: https://r-forge.r-universe.dev Date/Publication: 2026-01-19 20:11:31 UTC RemoteUrl: https://github.com/r-forge/sampleselection RemoteRef: HEAD RemoteSha: b54bd53621f4cb86ed1b7e4e0998961ed75e78e3 RemoteSubdir: pkg/sampleSelection NeedsCompilation: no Packaged: 2026-06-20 06:08:04 UTC; root