variables | Similarities | Digit span | Coding | Matrix reasoning | ||||
---|---|---|---|---|---|---|---|---|
 | OLS | IV | OLS | IV | OLS | IV | OLS | IV |
 | (1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) |
Boarding | 0.181 | 0.934 | 0.278 | 2.024** | -0.685** | -0.472 | 0.263 | 0.352 |
 | (0.266) | (0.925) | (0.268) | (0.982) | (0.281) | (0.892) | (0.256) | (0.831) |
Student-level control variables | YES | YES | YES | YES | YES | YES | YES | YES |
School-level control variables | YES | YES | YES | YES | YES | YES | YES | YES |
Teacher-level control variables | YES | YES | YES | YES | YES | YES | YES | YES |
Constant | 15.396*** | 15.365*** | 18.264*** | 18.195*** | 19.467*** | 19.517*** | 11.771*** | 11.869*** |
 | (2.309) | (2.240) | (2.216) | (2.380) | (2.098) | (2.162) | (1.976) | (2.013) |
Observations | 472 | 472 | 472 | 472 | 472 | 472 | 472 | 472 |
R-squared | 0.286 | 0.274 | 0.201 | 0.134 | 0.272 | 0.271 | 0.223 | 0.223 |
County fixed effects | YES | YES | YES | YES | YES | YES | YES | YES |
Phase I F-statistic values | Â | 41.284 | Â | 41.284 | Â | 41.284 | Â | 41.284 |