Add survey support to dCDH estimator#307

Merged

igerber merged 16 commits intomainfrom

feature/dcdh-survey

Apr 18, 2026

Commits on Apr 17, 2026

Add survey support (pweight + strata/PSU/FPC) to dCDH estimator

igerber
and
claude
committed
Fix AI review: remove over-restrictive group-constant validation, vectorize IF expansion

igerber
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claude
committed
Fix CI review R1: SE divisor scaling, zero-weight cells, dead helper

igerber
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claude
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Fix CI review R2: zero-weight row drops, weighted covariates, df_survey propagation

igerber
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claude
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Fix CI review R3: thread _df_survey to delta + HonestDiD surfaces

igerber
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claude
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Fix CI review R4: survey-aware heterogeneity + TWFE helper parity

igerber
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claude
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Fix CI review R5: survey TWFE math consistency + zero-weight row filter

igerber
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Fix CI review R6: P3 doc + replicate-weight parity polish

igerber
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Fix CI review R7: update survey_metadata docstring

igerber
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Fix CI review R8: extend zero-weight contract to all validators + survey branch tests

igerber
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Fix CI review R9: align controls aggregation to effective sample

igerber
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claude
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Update bundled LLM guides for dCDH survey + SDID jackknife

igerber
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claude
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Fix CI review R10: within-group-constant strata/PSU + sanitize SE helper

igerber
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claude
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Fix CI review R11: auto-inject psu=group when survey_design.psu is None

igerber
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Fix CI review R12: preserve full survey design under auto-inject

igerber
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Fix CI review R13: preserve NaN-SE contract on degenerate-cohort survey fits

igerber
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Add survey support to dCDH estimator#307

Add survey support to dCDH estimator#307
igerber merged 16 commits intomainfrom
feature/dcdh-survey

Commits on Apr 17, 2026

Add survey support (pweight + strata/PSU/FPC) to dCDH estimator

Fix AI review: remove over-restrictive group-constant validation, vectorize IF expansion

Fix CI review R1: SE divisor scaling, zero-weight cells, dead helper

Fix CI review R2: zero-weight row drops, weighted covariates, df_survey propagation

Fix CI review R3: thread _df_survey to delta + HonestDiD surfaces

Fix CI review R4: survey-aware heterogeneity + TWFE helper parity

Fix CI review R5: survey TWFE math consistency + zero-weight row filter

Fix CI review R6: P3 doc + replicate-weight parity polish

Fix CI review R7: update survey_metadata docstring

Fix CI review R8: extend zero-weight contract to all validators + survey branch tests

Fix CI review R9: align controls aggregation to effective sample

Update bundled LLM guides for dCDH survey + SDID jackknife

Fix CI review R10: within-group-constant strata/PSU + sanitize SE helper

Fix CI review R11: auto-inject psu=group when survey_design.psu is None

Fix CI review R12: preserve full survey design under auto-inject

Fix CI review R13: preserve NaN-SE contract on degenerate-cohort survey fits