Explore our collection of gray research literature (e.g., publicly available reports and briefs published by government agencies, and for-profit and nonprofit organizations), peer-reviewed journal articles, survey instruments, webinars, and descriptions of projects funded by the Office of Planning, Research, and Evaluation. Learn more about the scope of our collection.
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Ding Peng, Feller Avi, Miratrix Luke W., 2019
Reports & Papers
Understanding and characterizing treatment effect variation in randomized experiments has become essential for going beyond the "black box" of the average treatment effect. Nonetheless, traditional statistical approaches often ignore or assume away…
Ding Peng, Feller Avi, Miratrix Luke W., June, 2016
Reports & Papers
Applied researchers are increasingly interested in whether and how treatment effects vary in randomized evaluations, especially variation that is not explained by observed covariates. We propose a model-free approach for testing for the presence of…
Page Lindsay C., Feller Avi, Grindal Todd, Miratrix Luke W., Somers Marie-Andree, December, 2015
Increasingly, researchers are interested in questions regarding treatment-effect variation across partially or fully latent subgroups defined not by pretreatment characteristics but by post-randomization actions. One promising approach to address…