  index                                                           Coefficient  Std. Error  P-value      
0   ratiolognumber_of_buses/amount_mean_afterDiscontinuity0_0-13   -0.0006     0.0002      0.002707  ***
1  ratiolognumber_of_buses/amount_mean_afterDiscontinuity0_14-27   -0.0011     0.0003      0.001579  ***
2  ratiolognumber_of_buses/amount_mean_afterDiscontinuity0_28-41   -0.0014     0.0005      0.002676  ***
3                           amount_mean_afterDiscontinuity0_0-13 -123.8155     7.2825      0.000000  ***
4                          amount_mean_afterDiscontinuity0_14-27 -124.9647     7.0958      0.000000  ***
5                          amount_mean_afterDiscontinuity0_28-41 -125.4071     7.2016      0.000000  ***
6                    lognumber_of_buses_afterDiscontinuity0_0-13    0.0772     0.0238      0.001172  ***
7                   lognumber_of_buses_afterDiscontinuity0_14-27    0.1378     0.0411      0.000809  ***
8                   lognumber_of_buses_afterDiscontinuity0_28-41    0.1762     0.0551      0.001387  ***

                         Value
Observations      12068.000000
System R-squared      0.912737