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Machine-learning techniques to minimize the inaccuracy in selectivity measures (country-level relative education minus regional-level relative education).
| Model | Mean absolute error (MAE) | Root mean square error (RMSE) |
|---|---|---|
| Random forest | 0.014 | 0.026 |
| XGBoost | 0.015 | 0.030 |
| Neural net | 0.035 | 0.079 |
