Propensity Score Matching Methods for Non-experimental Causal Studies
收藏NBER1998-12-01 更新2025-01-04 收录
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https://www.nber.org/papers/w6829
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This paper considers causal inference and sample selection bias in non-experimental settings in which: (i) few units in the non-experimental comparison group are comparable to the treatment units, and (ii) selecting a subset of comparison units similar to the treatment units is difficult because
本文针对非实验场景下的因果推断与样本选择偏误问题展开研究，该场景具备如下特征：(i) 非实验对照组中可与处理组单元相匹配的样本单元极少；(ii) 筛选出与处理组相似的对照组子集难度极大，原因在于
提供机构：
美国国家经济研究局
创建时间：
1998-12-01
