2 citations · 2 across the 3 of their papers we have counts for
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econ.EM2023
Group-Heterogeneous Changes-in-Changes and Distributional Synthetic Controls
Songnian Chen, Junlong Feng
We develop new changes-in-changes (CIC) and distributional synthetic controls (DSC) types of methods when there exists group-level heterogeneity. For CIC, we allow individuals to b…
econ.EM2022
Endogeneity in Weakly Separable Models without Monotonicity
Songnian Chen, Shakeeb Khan, Xun Tang
We identify and estimate treatment effects when potential outcomes are weakly separable with a binary endogenous treatment. Vytlacil and Yildiz (2007) proposed an identification st…
econ.EM2020★ 2 cited
Identification and Estimation of Weakly Separable Models Without Monotonicity
Songnian Chen, Shakeeb Khan, Xun Tang
We study the identification and estimation of treatment effect parameters in weakly separable models. In their seminal work, Vytlacil and Yildiz (2007) showed how to identify and e…