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stat.ML2025
Nested Nonparametric Instrumental Variable Regression
Isaac Meza, Rahul Singh
Several causal parameters in short panel data models are functionals of a nested nonparametric instrumental variable regression (nested NPIV). Recent examples include mediated, tim…
stat.ML2024
Kernel Ridge Riesz Representers: Generalization, Mis-specification, and the Counterfactual Effective Dimension
Rahul Singh
Kernel balancing weights provide confidence intervals for average treatment effects, based on the idea of balancing covariates for the treated group and untreated group in feature…