| Variables | Solutions | With no consideration of externality | With the consideration of externality | e = 0.2779 | e = 1.7680 |
| Price elasticity of taxi demand () | −1.4 | −1 | −0.78 | −1.4 | −1 | −0.78 | −1.4 | −1 | −0.78 | Occupied distance () (km/day) | 5,756,306 | 22,657,728 | 44,971,503 | 5,780,323 | 22,726,929 | 45,083,479 | 5,914,402 | 23,113,859 | 45,711,208 | Vacant distance () (km/day) | 826,300 | 3,711,662 | 7,907,173 | 821,311 | 3,686,661 | 7,851,246 | 796,573 | 3,562,023 | 7,571,859 | Total operation distance (km/day) | 6,582,606 | 26,369,390 | 52,878,676 | 6,601,634 | 26,413,590 | 52,934,725 | 6,710,975 | 26,675,882 | 53,283,067 | Vacancy rate () (%) | 12.55 | 14.08 | 14.95 | 12.44 | 13.96 | 14.83 | 11.87 | 13.35 | 14.21 | Fare () (NTD/veh.-km) | 20.416 | 20.416 | 20.416 | 20.350 | 20.350 | 20.350 | 19.994 | 19.994 | 19.994 | Waiting time () (min.) | 2.141 | 2.021 | 0.949 | 9.132 | 2.034 | 0.955 | 9.415 | 2.106 | 0.991 | Social welfare () (NTD/day) | 2.141 × 108 | 8.895 × 108 | 1.821 × 109 | 2.145 × 108 | 8.905 × 108 | 1.822 × 109 | 2.170 × 108 | 8.965 × 108 | 1.830 × 109 | Net external benefit (NTD/day) | | | | | | | | | | e = 1.7680 | 9.467 × 106 | 3.726 × 107 | 7.396 × 107 | 9.506 × 106 | 3.738 × 107 | 7.414 × 107 | 9.727 × 106 | 3.801 × 107 | 7.518 × 107 | e = 0.2779 | 1.488 × 106 | 5.857 × 106 | 1.163 × 107 | 1.494 × 106 | 5.875 × 106 | 1.165 × 107 | 1.529 × 106 | 5.975 × 106 | 1.182 × 107 | Net external benefit difference (NTD/day) | | | | | | | | | | e = 1.7680 | 0 | 0 | 0 | 3.951 × 104 | 1.139 × 105 | 1.842 × 105 | 2.601 × 105 | 7.504 × 105 | 1.217 × 106 | e = 0.2779 | 0 | 0 | 0 | 6.210 × 103 | 1.790 × 104 | 2.896 × 104 | 4.088 × 104 | 1.180 × 105 | 1.91 × 105 | Average operation cost (NTD/veh.-km) | 23.347 | 23.760 | 24.006 | 23.317 | 23.728 | 23.971 | 23.166 | 23.562 | 23.798 | Subsidy () (NTD/km) | 2.931 | 3.344 | 3.590 | 2.967 | 3.378 | 3.622 | 3.172 | 3.568 | 3.804 |
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