Cordon tolls are simulated for eight English towns. The distributional effects and environmental impacts are assessed. Although distributional effects vary across towns, environmental impacts are positive in all cases. Benefits are compared to those that would accrue from first-best charges. It...

The authors study interaction on a two-lane road between the trips of two types of drivers who differ by their desired speeds. The difference in desired speeds causes congestion, because slow vehicles force fast vehicles to reduce their speed. Results for this type of congestion with respect to...