Table 1 Attributes and levels within the discrete choice experiment
From: Preferences for policy measures to regulate urban vehicle access for climate change mitigation
Attributes | Description | Levels |
|---|---|---|
Policy coverage area | If the policy should affect vehicles entering the city centre only or within the significant core of the city (except suburbs and agglomerations) | City centre |
| Â | Wider city area | |
Policy effective period | Days of the week and time of the day in which the policy will be enforced | Monday–Friday (7–19) |
|  | Monday–Friday (0–24) | |
|  | Sunday–Saturday (0–24) | |
Affected vehicles | If the policy should apply to all vehicles (including green plates, i.e. alternative fuelled vehicles) or only vehicles not marked as environment friendly (non-green plates) | Non-green plates only |
| Â | All vehicles | |
Access fee | if drivers of non-compliant vehicles can be allowed to enter the area covered by the policy should be subject to the payment of a fee or not | No |
| Â | Yes | |
Revenue allocation to transport development | What percentage of money generated from access fees, fines, or other payments should be used for transport development | Less than 25% |
|  | 25–75% | |
| Â | Greater than 75% | |
Monitoring | if compliance monitoring be based on an honour system using stickers or labels with random inspections (manual) or should the systems be monitored automatically using advanced technologies, e.g. camera based systems (automated) | Manual |
| Â | Automated |