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H. Virk

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Jul 2026

The Spectral Structure of Latent Treatment Effects

Identifying heterogeneous treatment effects under unobserved confounding is central in observational causal inference. In proxy models with a discrete latent confounder, prior Synthetic Potential Outcomes (SPO) [Mazaheri-Squires-Uhler'25] recover the mixture of treatment effects through recursively constructed scalar m...

H. Virk, Bijan Mazaheri, Yihren Wu · arXiv.org · 0 citations