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Identifying Causal Effects With Proxy Variables of an Unmeasured Confounder

We consider a causal effect that is confounded by an unobserved variable, but with observed proxy variables of the confounder. We show that, with at least two independent proxy variables satisfying a certain rank condition, the causal effect is nonparametrically identified, even if the measurement e...

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Bibliografiske detaljer
Udgivet i:Biometrika
Main Authors: Miao, Wang, Geng, Zhi, Tchetgen Tchetgen, Eric
Format: Artigo
Sprog:Inglês
Udgivet: 2018
Fag:
Online adgang:https://ncbi.nlm.nih.gov/pmc/articles/PMC7746017/
https://ncbi.nlm.nih.gov/pubmed/33343006
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1093/biomet/asy038
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