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econ.EM2024
How do applied researchers use the Causal Forest? A methodological review of a method
Patrick Rehill
This methodological review examines the use of the causal forest method by applied researchers across 133 peer-reviewed papers. It shows that the emerging best practice relies heav…
econ.EM2024
Distilling interpretable causal trees from causal forests
Patrick Rehill
Machine learning methods for estimating treatment effect heterogeneity promise greater flexibility than existing methods that test a few pre-specified hypotheses. However, one prob…