Research Article
Between Pricing and Investment, What Mobility Policies Would Be Advantageous for Île-de-France?
Table 5
Sectorial surplus variations from reference state, in € bn per year.
| | ΔU | ΔO | ΔE | |
| 1/free transit fares | +2.9 | -2.5 | +0.2 | +0.6 | 2/energy tax +7c €/L | −0.3 | +0.37 | +0.05 | +0.1 |
| 3, 4/road charge in central area, 0.26 OR 0.77 €/km | −0.4 | +0.4 | +0.2 | +0.3 | −1.3 | +0.1 | +0.7 | +0.4 |
| 5–8/short-run optimisation, under budget constraint OR NOT | 1 | 0 | +0.25 | +1.3 | 4 | 3 | +0.3 | +1.4 |
| 9–12/long-run optimisation, under budget constraint OR NOT | 3 | 0 | +0.25 | +3.6 | 6 | −2.7 | +0.3 | +3.9 |
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