Regression modelQuasi-experimental / causal inference
异质性处理效应的安慰剂检验
异质性处理效应的安慰剂检验是一种用于验证估计的治疗效应在亚组或协变量值之间的差异是否真实,而非模型设定、过度拟合或巧合模式的伪造策略。通过将相同的估计程序应用于伪处理、虚假结果或逻辑上不应存在差异的亚组,研究者可以检查观察到的异质性是否反映了真实的因果差异。
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来源
- Imbens, G. W., & Rubin, D. B. (2015). Causal Inference for Statistics, Social, and Biomedical Sciences: An Introduction. Cambridge University Press. ISBN: 978-0521885881
- Athey, S., & Imbens, G. (2016). Recursive partitioning for heterogeneous causal effects. Proceedings of the National Academy of Sciences, 113(27), 7353-7360. DOI: 10.1073/pnas.1510489113 ↗
如何引用本页
ScholarGate. (2026, June 3). Placebo Test for Heterogeneous Treatment Effects. ScholarGate. https://scholargate.app/zh/causal-inference/heterogeneous-treatment-effect-placebo-test
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