questionText: To ask the Chancellor of the Exchequer, what assessment she has made of how changes to the discount rate methodology might affect the appraisal of major infrastructure projects in different UK regions.
answerText: The independent review of the Green Book discount rate will be published in the summer 2026. Changes to the Green Book discount rate methodology will affect the appraisal of major infrastructure projects that involve benefits and costs well into the futur...
heading: Infrastructure: Cost Benefit Analysis