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fastdid

Fast Staggered Difference-in-Difference Estimators

v1.0.6 · Jan 14, 2026 · MIT + file LICENSE

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.

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CRAN Check Status

14 OK
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r-devel-linux-x86_64-debian-clang OK
r-devel-linux-x86_64-debian-gcc OK
r-devel-linux-x86_64-fedora-clang OK
r-devel-linux-x86_64-fedora-gcc OK
r-devel-macos-arm64 OK
r-devel-windows-x86_64 OK
r-oldrel-macos-arm64 OK
r-oldrel-macos-x86_64 OK
r-oldrel-windows-x86_64 OK
r-patched-linux-x86_64 OK
r-release-linux-x86_64 OK
r-release-macos-arm64 OK
r-release-macos-x86_64 OK
r-release-windows-x86_64 OK

Check History

OK 14 OK · 0 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Mar 10, 2026

Dependency Network

Dependencies Reverse dependencies data.table stringr BMisc collapse dreamerr (>= 1.4.0) ggplot2 fastdid

Version History

new 1.0.6 Mar 10, 2026
updated 1.0.6 ← 1.0.5 diff Jan 14, 2026
updated 1.0.5 ← 1.0.3 diff Jun 22, 2025
updated 1.0.3 ← 1.0.2 diff Nov 3, 2024
new 1.0.2 Oct 27, 2024