STAG Technical Database - Assets Section 9 Economy Spreadsheet View STAG Technical Database Economy Spreadsheet - December 2018.xlsx Section 17.1 Appraisal summary tables View STAG technical database Appraisal Summary Table Part 1 View STAG technical database Appraisal Summary Table Part 2 View Option Summary Table - January 2015 Policy Assessment Framework (PAF) View STAG Policy Assessment Framework Spreadsheet View STAG Policy Assessment Framework Guidance Note Worksheets View Economy worksheets View Environmental worksheets updated April 2009 Excel spread sheets View CO2 Monetisation - Nov 2012 update View APARC TMfS Version View APARC General Version 2.0