Package: fastdid
Type: Package
Title: Fast Staggered Difference-in-Difference Estimators
Version: 1.0.6
Date: 2025-12-25
Authors@R: c(
  person("Lin-Tung","Tsai",
         role = c("aut", "cre", "cph"),
         email = "tsaidondon@gmail.com"),
  person(given = "Maxwell",
         family = "Kellogg",
         role = "ctb"),
  person(given = "Kuan-Ju",
         family = "Tseng",
          role = "ctb"))
Maintainer: Lin-Tung Tsai <tsaidondon@gmail.com>
Description: A fast and flexible implementation of Callaway and Sant'Anna's (2021)<doi:10.1016/j.jeconom.2020.12.001> staggered Difference-in-Differences (DiD) estimators, 'fastdid' reduces the computation time from hours to seconds, and incorporates extensions such as time-varying covariates and multiple events. 
License: MIT + file LICENSE
Depends: R (>= 4.1.0)
Imports: data.table (>= 1.15.0), stringr, BMisc, collapse, dreamerr (>=
        1.4.0), ggplot2
Suggests: did, knitr, parallel, rmarkdown, tinytest
Encoding: UTF-8
RoxygenNote: 7.3.2
URL: https://github.com/TsaiLintung/fastdid,
        https://tsailintung.github.io/fastdid/
BugReports: https://github.com/TsaiLintung/fastdid/issues
VignetteBuilder: knitr
NeedsCompilation: no
Packaged: 2026-01-15 00:08:39 UTC; lttsai
Author: Lin-Tung Tsai [aut, cre, cph],
  Maxwell Kellogg [ctb],
  Kuan-Ju Tseng [ctb]
Repository: CRAN
Date/Publication: 2026-01-15 00:30:02 UTC
Built: R 4.6.0; ; 2026-04-25 13:41:26 UTC; unix
