To ask the Scottish Executive, further to the answer to question S3W-7536 by Stewart Stevenson on 13 December 2007, whether it will implement in full the updated shadow price of carbon guidance issued by the Department for Environment, Food and Rural Affairs on 19 December 2007 in appraisal for all devolved strategies, plans or programmes and, if not, what account it will take of carbon in developing future strategies, plans or programmes.