Wardman, Mark; Ibáñez, J. Nicolás - In: Journal of Transport Economics and Policy 47 (2013) 1, pp. 123-141
In the context of inter-urban motorists' route choices and the travel time savings offered by the UK's first toll motorway, a range of SP exercises tested various contextual and design effects. The design aspects relate to how the marginal benefit of time savings is influenced by the size and...