Road
The Impact of HOV and HOT Lanes on Congestion in the United States
Discussion Paper,
20 September 2020
Insurance Market Incentives and Constraints and Complementary Public Policies
Presentation, slides, speech,
31 August 2011
Long Run Trends in Transport Demand, Fuel Price Elasticities and Implications of the Oil Outlook for Transport Policy
Discussion Paper,
1 December 2007