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Published in 2020 at "Journal of the American Statistical Association"
DOI: 10.1080/01621459.2020.1840383
Abstract: Nearest-neighbor matching is a popular nonparametric tool to create balance between treatment and control groups in observational studies. As a preprocessing step before regression, matching reduces the dependence on parametric modeling assumptions. In current empirical…
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Keywords:
post matching;
regression;
step;
standard errors ... See more keywords