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Commits on Mar 22, 2026
Add Phase 3 survey design support for 6 OLS-based estimators
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Commits on Mar 14, 2026
Address PR #192 review (Round 7): fix REGISTRY labels, remove unused params, add inline comments
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Commits on Mar 8, 2026
Fix PT-All index set, bootstrap NaN filtering, and cohort drop warning
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Address PR #192 review feedback: fix PT-Post baseline, add WIF correction, harden validation
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Add EfficientDiD estimator (Chen, Sant'Anna & Xie 2025, Phase 1)
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