In 2010 The Brattle Group assisted Ofgem in reviewing the cost-benefit analysis carried out by London Economics and Ventyx (LE/Ventyx) for Balancing and Settlement Code (BSC) Modifications P229 and P229 Alternative, which propose the introduction of seasonal zonal losses. Ofgem published our reports in March 2011, as well as the report of Redpoint Energy Ltd. (Redpoint), another consultant Ofgem retained to carry out additional modelling work for the assessment of these modifications.

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