This report describes an overview of the different patterns of traffic growth in 25 Countries, and their determinants. There is a remarkable commonality in these determinants, but the variety of their operations has generated an amazing variety of traffic growth patterns. Understanding the determinants of past and likely future traffic growth is important to understand the needs for infrastructure investment, for congestion amelioration, for the road safety task and many other trends that concern governments and citizens in all the 25 countries.

• Traffic Growth: Modelling a Global Phenomenon
  

  report 128 [PDF: 10.56 MB]