| By tract | All variables | No model input of any sort | Model 1 |
| By tract | All variables | Model constrained | Model 2 |
| By tract | Transportation land-use variables only | No model input of any sort | Model 3 |
| By zip | All variables | No model input of any sort | Model 4 |
| By zip | All variables | Model constrained | Model 5 |
| By zip | Transportation land-use variables only | No model input of any sort | Model 6 |