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Title: Fix rank-deficient matrix handling in OLS solver by igerber · Pull Request #91 · igerber/diff-diff · GitHub

Open Graph Title: Fix rank-deficient matrix handling in OLS solver by igerber · Pull Request #91 · igerber/diff-diff

X Title: Fix rank-deficient matrix handling in OLS solver by igerber · Pull Request #91 · igerber/diff-diff

Description: A Python library for Difference-in-Differences (DiD) causal inference analysis with an sklearn-like API and statsmodels-style outputs. - Fix rank-deficient matrix handling in OLS solver by igerber · Pull Request #91 · igerber/diff-diff

Open Graph Description: Summary Fix MultiPeriodDiD producing astronomically wrong estimates (~252 trillion instead of ~2-5) due to rank-deficient design matrices Switch Python backend from gelsy to gelsd LAPACK driver (S...

X Description: Summary Fix MultiPeriodDiD producing astronomically wrong estimates (~252 trillion instead of ~2-5) due to rank-deficient design matrices Switch Python backend from gelsy to gelsd LAPACK driver (S...

Opengraph URL: https://github.com/igerber/diff-diff/pull/91

X: @github

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og:image:altSummary Fix MultiPeriodDiD producing astronomically wrong estimates (~252 trillion instead of ~2-5) due to rank-deficient design matrices Switch Python backend from gelsy to gelsd LAPACK driver (S...
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