Friday, December 11, 2015

Clustering When Few Clusters

Clustering in STATA when you have many clusters is super easy. Sometimes depressing, but super easy. But what if you have few clusters? Then what? Good news: There's a STATA package for that! Woo hooo!!! Click here.

In other clustering news, it is true that you don't have to cluster when you have a true randomized experiment. Read this lament of clusterjerks and this response to it. Even for those of us not running RCTs, I think reading about this issue helps us understand the importance of clustering.


Friday, December 4, 2015

People Will Forget Your Regression Tables But They'll Remember Your Pictures

Take time to think about how to present your results graphically in a way that best tells your story. Context is important. Whether the y-axis includes zero? Maybe not so much. See this video.