Matching method | Treatment group | Control group | ATT | Bootstrap standard error | T value |
---|---|---|---|---|---|
K-nearest neighbor matching | 15.661 | 17.439 | −1.779*** | 0.446 | −3.40 |
Radius matching | 15.666 | 17.432 | −1.766*** | 0.363 | −4.51 |
K-nearest neighbor matching in caliper | 15.666 | 17.456 | −1.790*** | 0.514 | −3.42 |
Kernel matching | 15.661 | 17.536 | −1.875*** | 0.322 | −5.05 |
Local linear regression matching | 15.661 | 17.519 | −1.858*** | 0.365 | −3.55 |