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Last edited 27 Nov 2020
The Green Book, Central Government Guidance On Appraisal And Evaluation, Published by HM Treasury in 2020, suggests: ‘Switching value refers to the value a key input variable would need to take for a proposed intervention to switch from a recommended option to being pointless.’
The 2018 Green Book suggested that switching value: ‘…refers to the value a key input variable would need to take for a proposed intervention to switch from a recommended option to another option, or a proposal not to receive funding approval.’
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