Cruces, Guillermo; Tortarolo, Dario; Vazquez-Bare, Gonzalo - 2025
This paper develops a framework to analyze partial population experiments, a generalization of the cluster experimental … estimators and shows that (i) ignoring cluster heterogeneity may result in severely underpowered experiments and (ii) the … detectable effects, and optimal cluster assignment probabilities. All the results apply to cluster experiments, a particular case …