Estimation in Staggered First Switch Designs, where Groups Experience their First Treatment Change at Different Points in Time R package DIDmultiplegtDYN version 2.3.4 Estimation of heterogeneity-robust difference-in-differences estimators, with a binary, discrete, or continuous treatment, in designs where past treatments may affect the current outcome. Software Imports: data.table, MASS, fixest, dplyr, ggplot2, matlib, openxlsx, stats, car, lmtest, sandwich, haven, cowplot, rnames, Rcpp LinkingTo: Rcpp Suggests: polars, callr, rlang Anzony Quispe <anzony.quispe@gmail.com> Comprehensive R Archive Network (CRAN) Anzony Quispe [aut, cre], Diego Ciccia [aut], Felix Knau [aut], Mélitine Malezieux [aut], Doulo Sow [aut], Clément de Chaisemartin [aut] MIT + file LICENSE (https://CRAN.R-project.org/package=DIDmultiplegtDYN/LICENSE) 2026-05-26 application/tgz https://CRAN.R-project.org/package=DIDmultiplegtDYN doi:10.32614/CRAN.package.DIDmultiplegtDYN