"London Road Pricing Study" 1994, short statement announcing death of $5M study http://www.tstc.org/bulletin/19941207/mtr01311.htm
eric.britton@...
"Road blocks in Britain" The Guardian, Dec. 1999, Tony Grayling, Institute for Public Policy Research. http://www.guardianunlimited.co.uk/transport/Story/0,2763,196352,00.html