Title: Green Book Supplementary Guidance: Optimism Bias

Language: English

Type: Document

Nature: Government Website

Published: January 1, 2013


Region: Europe and Central Asia

Country: United Kingdom

Keywords: PPP Cycle, PPP Reference Guide, Online Guide

Document Link(s):


Document Summary:

Supplementary guidance to the Green Book on estimates for a project's costs, benefits and duration in the absence of robust primary evidence.


Document Details:

UK. 2013. Green Book Supplementary Guidance: Optimism Bias. London: HM Treasury. [#4604]

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Updated: June 27, 2022