Road
The Impact of HOV and HOT Lanes on Congestion in the United States
Discussion Paper,
20 September 2020
Introducing Congestion Charges - Frequently Asked Questions
Presentation, slides, speech,
1 February 2010
Gestion de la mobilité en entreprises : politiques de transport efficaces
Research Report,
1 January 2010
Long Run Trends in Transport Demand, Fuel Price Elasticities and Implications of the Oil Outlook for Transport Policy
Discussion Paper,
1 December 2007