3 papers
econ.EM2026
Difference-in-Differences Models in the Presence of Time-Varying Mediators
Kyunghoon Ban, Zhengrun Chen, Désiré Kédagni
We study difference-in-differences (DiD) designs in which a binary treatment changes an endogenous time-varying (continuous, discrete, or mixed) mediator that in turn affects an ou…
econ.EM2024
Testing Identifying Assumptions in Parametric Separable Models: A Conditional Moment Inequality Approach
Leonard Goff, Désiré Kédagni, Huan Wu
In this paper, we propose a simple method for testing identifying assumptions in parametric separable models, namely treatment exogeneity, instrument validity, and/or homoskedastic…
econ.EM2024
and : Stata commands for robust difference-in-differences
Kyunghoon Ban, Désiré Kédagni
This article provides a Stata package for the implementation of the robust difference-in-differences (RDID) method developed in Ban and Kédagni (2023). It contains three main comma…