This post delves into a disagreement I have with three prominent political scientists, Jens Hainmueller, Jonathan Mummolo, and Yiqing Xu (HMX), on a fundamental methodological question: how to analyze interactions in observational data? In 2019, HMX proposed the "binning estimator" for studying interactions, a technique that is now commonly used by political scientists. I argued... The post [123] Dear Political Scientists: The binning estimator violates ceteris paribus appeared first on D...