Looking Inside Mahalanobis Metric Matching
How does it actually work?
Published in
4 min readMay 28, 2020
My previous post shows how the propensity score matching can be implemented using 13 lines of R codes. Though those codes, you can see that matching is much about data pre-processing. The idea is to find control units that are comparable to the treated units, so we can attribute the differences in the outcome between treatment groups to the…
