The sensitive matter of the discount rate
Graham is unconvinced by the latest Green Book and TAG advice
Category: carbon
What’s new in TAG for December 2025
Graham rounds-up the latest TAG updates. What’s changing, and what does it mean in practice? With bonus Strictly content.
Current issues in carbon appraisal: part 2: consistency and moving targets in appraising embodied carbon
Graham looks at some more issues involved in bringing embodied carbon into economc appraisal and decision-making
Current issues in carbon appraisal: part 1: bringing-in embodied carbon
Graham starts a short series on the state of the art in appraising climate-change impacts of transport schemes. First up: getting to grips with embodied carbon