| doubly_robust | Doubly Robust Model |
| init_params | Initialize CausalModels Package |
| ipweighting | Parametric IP Weighting |
| iv_est | Standard Instrumental Variable Estimator |
| outcome_regression | Outcome Regression |
| propensity_matching | Propensity Matching |
| propensity_scores | Propensity Scores |
| standardization | Parametric Standardization |