Feature/wooldridge did#216

Merged

igerber merged 16 commits intoigerber:mainfrom

wenddymacro:feature/wooldridge-did

Apr 4, 2026

Commits on Apr 4, 2026

Add WooldridgeDiD (ETWFE) estimator from PR #216

committed
Address AI review findings: fix P0 control group, P1 rank deficiency, P2s

igerber
and
claude
committed
Address CI review: fix never_treated, add identification checks, Poisson rank handling

igerber
and
claude
committed
Address remaining CI review findings: vcov on reduced design, identification checks, docs

igerber
and
claude
committed
Fix bootstrap clustering, delta-method reduced space, remaining doc claims

igerber
and
claude
committed
Add regression tests for bootstrap clustering and nonlinear rank deficiency

igerber
and
claude
committed
Fix anticipation propagation in identification checks and control metadata

igerber
and
claude
committed
Fix Poisson dropped-cell bug, document anticipation aggregation semantics

igerber
and
claude
committed
Add cohort time-invariance check, anticipation metadata in results

igerber
and
claude
committed
Add nonlinear outcome validation, Poisson rank_deficient_action validation

igerber
and
claude
committed
Implement interacted covariate ETWFE, validate set_params

igerber
and
claude
committed
Reject covariates for nonlinear ETWFE, fix set_params validation

igerber
and
claude
committed
Restore covariate support for nonlinear ETWFE with correct ASF

igerber
and
claude
committed
Fix OLS unbalanced demeaning, nonlinear never_treated identification, CI label

igerber
and
claude
committed
Merge origin/main, resolve CHANGELOG conflict

igerber
and
claude
committed
Implement full Wooldridge covariate basis (D_g × X, f_t × X)

igerber
and
claude
committed

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Feature/wooldridge did#216

Feature/wooldridge did#216
igerber merged 16 commits intoigerber:mainfrom
wenddymacro:feature/wooldridge-did

Commits on Apr 4, 2026

Add WooldridgeDiD (ETWFE) estimator from PR #216

Address AI review findings: fix P0 control group, P1 rank deficiency, P2s

Address CI review: fix never_treated, add identification checks, Poisson rank handling

Address remaining CI review findings: vcov on reduced design, identification checks, docs

Fix bootstrap clustering, delta-method reduced space, remaining doc claims

Add regression tests for bootstrap clustering and nonlinear rank deficiency

Fix anticipation propagation in identification checks and control metadata

Fix Poisson dropped-cell bug, document anticipation aggregation semantics

Add cohort time-invariance check, anticipation metadata in results

Add nonlinear outcome validation, Poisson rank_deficient_action validation

Implement interacted covariate ETWFE, validate set_params

Reject covariates for nonlinear ETWFE, fix set_params validation

Restore covariate support for nonlinear ETWFE with correct ASF

Fix OLS unbalanced demeaning, nonlinear never_treated identification, CI label

Merge origin/main, resolve CHANGELOG conflict

Implement full Wooldridge covariate basis (D_g × X, f_t × X)