2 papers
stat.ME2026
Post-treatment problems: What can we say about the effect of a treatment among sub-groups who (would) respond in some way?
Chad Hazlett, Nina McMurry, Tanvi Shinkre
Investigators are often interested in how a treatment affects an outcome for units responding to treatment in a certain way. We may wish to know the effect among units that, for ex…
stat.ME2025
Demystifying and avoiding the OLS "weighting problem": Unmodeled heterogeneity and straightforward solutions
Tanvi Shinkre, Chad Hazlett
Researchers frequently estimate treatment effects by regressing outcomes (Y) on treatment (D) and covariates (X). Even without unobserved confounding, the coefficient on D yields a…