Research Article
Nonparametric Estimation of ATE and QTE: An Application of Fractile Graphical Analysis
Table 3
ATE estimators of the effect of training on earnings.
| | Nontrimmed | Trim 1 | Trim 2 | | Estimator | Coef. | Average | Std.error | Coef. | Average | Std. error | Coef. | Average | Std. error |
| | FGA ATE(a) | 1572.2 | 1589.0 | 634.0 | 1608.6 | 1620.2 | 645.3 | 1480.9 | 1565.2 | 665.8 | | FGA ATE ()(a) | 1537.1 | 1606.4 | 659.0 | 1520.2 | 1634.4 | 659.8 | 1208.6 | 1572.4 | 682.3 | | FGA ATE(b) | 1584.1 | 1561.9 | 616.7 | 1672.5 | 1625.7 | 637.0 | 1676.1 | 1536.1 | 655.5 | | FGA ATE ()(b) | 1563.2 | 1511.4 | 606.6 | 1604.5 | 1576.1 | 627.3 | 1530.2 | 1483.4 | 644.5 | | | | | | | | | | | | Hirano et al. [12] | 1598.2 | 1612.2 | 631.3 | 1731.3 | 1691.9 | 661.0 | 1862.0 | 1589.1 | 682.6 | | PS matching | | | | | | | | | | | Nearest neighbor (1) | 997.2 | 1393.8 | 736.4 | 1101.6 | 1389.2 | 721.3 | 869.8 | 1334.4 | 744.8 | | Nearest neighbor (2) | 156.2 | 1471.6 | 710.6 | 1262.0 | 1477.8 | 702.8 | 984.2 | 1424.2 | 729.9 | | Nearest neighbor (4) | 1471.8 | 1559.0 | 670.0 | 1552.7 | 1571.7 | 671.6 | 1346.5 | 1525.1 | 700.4 | | Kernel | 1629.0 | 1639.6 | 631.1 | 1638.9 | 1636.3 | 634.3 | 1482.4 | 1590.8 | 657.3 | | Spline | 1587.0 | 1616.6 | 641.4 | 1614.4 | 1613.8 | 638.8 | 1380.3 | 1565.6 | 660.9 |
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(a) , (b) . Averages and standard errors are obtained using 1000 bootstrapping random samples with replacement of the original database.
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