ScholarGate
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Regression modelQuasi-experimental / causal inference

Maskinlærings-augmenteret Difference-in-Differences (ML-DiD)

ML-DiD kombinerer den klassiske difference-in-differences identifikationsstrategi med fleksible ML-estimatorer for støjfunktioner — propensity score og outcome regression — for at opnå valide kausale estimater, selv når behandlingsselektion og outcome-dynamikker er komplekse, højdimensionelle eller ikke-lineære. Tilgangen, der er rodfæstet i dobbelt/debiased maskinlæring (Chernozhukov et al., 2018) og dobbelt-robust DiD (Sant'Anna & Zhao, 2020), beskytter mod fejlspecifikationsbias, samtidig med at den bevarer den centrale DiD-logik med før-efter, behandlet-versus-kontrol sammenligninger.

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Kilder

  1. Chernozhukov, V., Chetverikov, D., Demirer, M., Duflo, E., Hansen, C., Newey, W., & Robins, J. (2018). Double/debiased machine learning for treatment and structural parameters. The Econometrics Journal, 21(1), C1-C68. DOI: 10.1111/ectj.12097
  2. Callaway, B., & Sant'Anna, P. H. C. (2021). Difference-in-Differences with multiple time periods. Journal of Econometrics, 225(2), 200-230. DOI: 10.1016/j.jeconom.2020.12.001

Sådan citerer du denne side

ScholarGate. (2026, June 3). Machine Learning-Augmented Difference-in-Differences Estimator. ScholarGate. https://scholargate.app/da/causal-inference/machine-learning-augmented-difference-in-differences

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ScholarGateMachine learning-augmented difference-in-differences (Machine Learning-Augmented Difference-in-Differences Estimator). Hentet 2026-06-15 fra https://scholargate.app/da/causal-inference/machine-learning-augmented-difference-in-differences · Datasæt: https://doi.org/10.5281/zenodo.20539026