compute_influences      Calculate Influence Scores for External
                        Controls
estimate_rct            Estimate ATE using RCT Data Only
estimate_selected       Estimate ATE for a Selected Data Subset (with
                        GLM support)
find_optimal_k          Select Optimal Subset of External Controls
                        based on MSE
gen_demo_data           Generate Simulation Data for RCT and External
                        Controls
predict.rlearner_krls   Predictions for rlearner_krls objects
predict.rlearner_lm     Predictions for rlearner_lm
rlearner_krls           R-learner implemented via kernel ridge
                        regression with a Gaussian kernel
rlearner_lm             R-learner implemented via Ordinary Least
                        Squares (Linear Model)
