1 citations · 1 across the 2 of their papers we have counts for
3 papers
stat.ME2026
The Multiplicative Quasi-Instrumental Variable Model
Jiewen Liu, Chan Park, David Richardson +1
We introduce the Multiplicative Quasi-Instrumental Variable (MQIV) model, a framework for causal inference with unmeasured confounding that leverages an instrument that may be impe…
stat.ME2026★ 1 cited
A Nonparametric Framework for Universal Difference-in-Differences
Chan Park, Eric Tchetgen Tchetgen
Difference-in-differences (DiD) is a popular approach to evaluate treatment effects in settings where both pre- and post-treatment measurements of the outcome are available. Despit…
stat.ME2025
Single Proxy Synthetic Control
Chan Park, Eric Tchetgen Tchetgen
Synthetic control methods are widely used to estimate the treatment effect on a single treated unit in time-series settings. A common approach to estimate synthetic control weights…