v2.7.5

What's Changed

• Fix mypy errors, add notebook CI, clean up TODO by @igerber in #223
• Add enhanced visualizations with plotly backend by @igerber in #222
• Add doubly robust covariates path to EfficientDiD by @igerber in #225
• Fix power analysis notebook plot rendering and suppress SDID warning by @igerber in #228
• Add local AI review skill (/ai-review-local) by @igerber in #227
• Add TROP estimator LinkedIn carousel by @igerber in #229
• Phase 3: Survey design support for OLS-based standalone estimators by @igerber in #226
• Split TROP estimator into mixin modules by @igerber in #231
• EfficientDiD: cluster-robust SEs, last-cohort control, Hausman pretest, small cohort warning by @igerber in #230
• Enhance local AI review with full-file context, delta-diff re-review, and cost visibility by @igerber in #232
• Phase 4: Survey support for ImputationDiD, TwoStageDiD, CallawaySantAnna by @igerber in #233
• Migrate AI local review to OpenAI Responses API by @igerber in #234
• Bump version to 2.7.5 by @igerber in #235

Full Changelog: v2.7.4...v2.7.5

v2.7.4

What's Changed

• Improve skill workflows: advisory reviews, version coverage, pattern consolidation by @igerber in #217
• Spring cleanup: bootstrap NaN-gating, mypy fixes, doc snippet hardening by @igerber in #219
• Extend power analysis to all estimators + simulation-based MDE/sample size by @igerber in #208
• Update power analysis tutorial with simulation-based features by @igerber in #220
• Add EDID validation tests against paper results by @igerber in #221
• Add survey data support (Phases 1-2) by @igerber in #218
• Bump version to 2.7.4 by @igerber in #224

Full Changelog: v2.7.3...v2.7.4

v2.7.3

What's Changed

• Improve documentation information architecture by @igerber in #213
• Add aarch64 Linux wheel builds by @igerber in #214
• Bump version to 2.7.3 by @igerber in #215

Full Changelog: v2.7.2...v2.7.3

v2.7.2

What's Changed

• Port R did package tests, fix not_yet_treated bugs by @igerber in #207
• Comprehensive documentation review and update by @igerber in #206
• Rename TROP method="twostep" to method="local" by @igerber in #209
• Add SEO infrastructure and AI discoverability by @igerber in #210
• Fix navbar header overlap and improve docs navigation by @igerber in #212
• Release v2.7.2 by @igerber in #211

Full Changelog: v2.7.1...v2.7.2

v2.7.1

What's Changed

• Mark slow tests and exclude by default for faster local iteration by @igerber in #201
• Add EfficientDiD v2.7 LinkedIn carousel by @igerber in #203
• Fix CallawaySantAnna propensity score estimation (IRLS) by @igerber in #202
• Reduce TROP test time in pure Python CI by @igerber in #204
• Bump version to 2.7.1 by @igerber in #205

Full Changelog: v2.7.0...v2.7.1

v2.7.0

What's Changed

• Fix CS event study SEs (missing WIF) + simultaneous confidence bands by @igerber in #189
• Update Codex AI review model to gpt-5.4 by @igerber in #193
• Fix overly strict AI PR review prompt causing excessive review cycles by @igerber in #196
• Document exact AI reviewer deviation label formats by @igerber in #197
• Add EfficientDiD estimator (Chen, Sant'Anna & Xie 2025) by @igerber in #192
• Add (1-W) weight masking to TROP global method by @igerber in #195
• Document estimator aliases for user discoverability by @igerber in #198
• Optimize CallawaySantAnna covariate path (5-19x speedup) by @igerber in #194
• Add EfficientDiD documentation and tutorial notebook by @igerber in #199
• Release v2.7.0 by @igerber in #200

Full Changelog: v2.6.1...v2.7.0

v2.6.1

What's Changed

• Fix continuous DiD tutorial formatting by @igerber in #180
• Add v2.6 LinkedIn carousel PDF by @igerber in #181
• Fix dollar sign escaping in continuous DiD tutorial by @igerber in #182
• Add ContinuousDiD to ReadTheDocs documentation by @igerber in #183
• Fix ContinuousDiD SE method: influence function, not delta method by @igerber in #184
• Add short aliases for all estimators by @igerber in #188
• Update roadmap for v2.6.0 by @igerber in #190
• Bump version to 2.6.1 by @igerber in #191

Full Changelog: v2.6.0...v2.6.1

v2.6.0

What's Changed

• Trim CLAUDE.md from 792 to 160 lines by @igerber in #175
• Add Stacked DiD tutorial (Tutorial 13) by @igerber in #174
• Fix stacked DiD tutorial: remove warning from trimming fix cell by @igerber in #176
• Add ContinuousDiD estimator (Callaway, Goodman-Bacon & Sant'Anna 2024) by @igerber in #177
• Bump version to 2.6.0 by @igerber in #179
• Add continuous DiD tutorial by @igerber in #178

Full Changelog: v2.5.0...v2.6.0

v2.5.0

What's Changed

• Add Stacked DiD estimator (Wing, Freedman & Hollingsworth 2024) by @igerber in #172
• Bump version to 2.5.0 by @igerber in #173

Full Changelog: v2.4.3...v2.5.0

v2.4.3

What's Changed

• Rewrite TripleDifference to match R's triplediff::ddd() by @igerber in #169
• Update TripleDifference summary table to reflect completed review by @igerber in #170
• Bump version to 2.4.3 by @igerber in #171

Full Changelog: v2.4.2...v2.4.3