Here are some useful reports from think tanks, government papers and other resources about per-mile road pricing.
2023
Resolution Foundation, June 2023
Where the rubber hits the road

2022
Campaign for Better Transport, September 2022

Social Market Foundation, May 2022

Policy Exchange, February 2022

2019
Centre for London, April 2019

Government reports and responses
- Government response, February 2023
- Road pricing, Transport Committee, January 2022
- Road Pricing, Frank Kelly, Cambridge, 2006
- Feasibility study of road pricing in the UK, 2004