Have card | No card | Total | |
---|---|---|---|
Single differences (Cross-section 2004) | |||
Overall sample (2004) | 4,844 | 5,388 | 10,232 |
Sample with propensity score estimates | 4,843 | 5,386 | 10,229 |
Sample under common support | 4,843 | 5,375 | 10,218 |
Sample after trimming and in common support | 4,843 | 5,375 | 10,218 |
Sample after matching | 4,843 | 4,656 | 9,499 |
Differences in differences (Panel 2002–2004) | |||
Overall sample (2002–2004 Panel) | 1,877 | 2,235 | 4,112 |
Sample with propensity score estimates | 1,807 | 2,159 | 3,966 |
Sample under common support | 1,784 | 2,151 | 3,935 |
Sample after trimming and in common support | 1,784 | 2,151 | 3,935 |
Sample after matching | 1,784 | 2,151 | 3,935 |