Traffic accidents are a human tragedy that kills 1.2 million people worldwide annually (World Health Organization, 2004). The cost of traffic accidents are huge and recent estimates for US alone suggest the cost to be USD 433 billion in year 2000 or 4.3 percentage of GDP (Parry et al, 2007). A...

In this paper, we provide an extensive summary of a field experiment we have recently conducted on the behavioural effects of pay-as-you-drive (PAYD) vehicle insurance (Bolderdijk et al., 2011a). We start with a review of the rationale for PAYD schemes from a behavioural science perspective....

The external accident cost of road use is a function of the marginal relationship between road use and accidents, as expressed, for instance, by the elasticity. This elasticity is, however, not necessarily constant, but may be assumed to depend on the traffic volume as seen in relation to road...