Articles tagged with Instrumental Variables

Watch Out for These Things When Using Time-Varying Regressors in Difference in Differences

In this post, Brant Callaway from the University of Georgia explains why time-varying covariates might pose a problem in TWFE and what steps you can take to avoid them.

Posted March 15, 2022 by Brant Callaway ‐ 12 min read

A Smarter Way to Use the Strengths of Your Instrumental Variables

In this post, Nick Huntington-Klein explains how you can exploit variation in the effects of instrumental variables in different subsamples to improve the performance of your IV estimations.

Posted April 27, 2021 by Nick Huntington-Klein ‐ 7 min read