Congestion in cities is a problem of growing importance. New infrastructure for transport however often gives rise to conflicts about how the cost of new services will be met by the public, and about how the demand for travel can be reconciled with efforts to improve the social and environmental...

Containing sprawl is a major preoccupation of many urban planners, who view sprawl as responsible for driving up environmental costs and congestion. Nevertheless, many economists see benefits to sprawl, allowing households access to larger and cheaper properties. This Round Table examines the...

This report addresses key issues concerning managing urban traffic congestion, including defining congestion, measuring congestion, assessing its impacts, formulating a strategic vision for guiding management policies, and using technology and other operational options to ameliorate congestion....

This report discusses the state of the art in understanding the economic effects of major transport infrastructure projects. It examines the limits of socio-economic cost-benefit analysis (CBA) and reviews the development of complementary and alternative approaches to assessing the benefits of...

This database contains the full outputs from the analysis, which is also updated every other year in line with the publication. It covers the travel demand, vehicle activities, energy consumption, as well as related CO2 emissions of all modes (existing and new emerging modes) for both freight...