2 papers
econ.EM2026
A Sensitivity Analysis of the Surrogate Index Approach for Estimating Long-Term Treatment Effects
Yanqin Fan, Carlos A. Manzanares, Hyeonseok Park +1
This paper develops a sensitivity analysis of the surrogacy assumption for the surrogate index approach in Athey et al. [2025b]. We introduce "Weighted Surrogate Indices (WSIs)," t…
econ.EM2025
Partial Identification in Moment Models with Incomplete Data--A Conditional Optimal Transport Approach
Yanqin Fan, Hyeonseok Park, Brendan Pass +1
In this paper, we develop a unified approach to study partial identification of a finite-dimensional parameter defined by a general moment model with incomplete data. We establish…