The Chained Difference-in-Differences R package cdid version 0.1.1 Extends the 'did' package to improve efficiency and handling of unbalanced panel data. Bellego, Benatia, and Dortet-Bernadet (2024), "The Chained Difference-in-Differences", Journal of Econometrics, <doi:10.1016/j.jeconom.2024.105783>. Software Imports: Matrix, purrr, MASS, did, BMisc, methods, stats, utils Suggests: rmarkdown, knitr, openxlsx, data.table, jsonlite, stargazer, devtools, David Benatia <david.benatia@hec.ca> Comprehensive R Archive Network (CRAN) David Benatia [cre, aut], Christophe Bellégo [aut], Joel Cuerrier [aut], Vincent Dortet-Bernadet [aut] GPL-2 2025-01-27 application/tgz https://CRAN.R-project.org/package=cdid doi:10.32614/CRAN.package.cdid