<sod >In its latest Global Economic OutlookÂ report, the Paris-based multilateral economic organisation has slightly upgraded its 2017 GDP growth forecast for the UK to 1.6 per cent, up from 1.2 per cent last November.< eod>< sod > In its latest Global Economic OutlookÂ report, the Paris-based multilateral economic organisation has upgraded its 2018 GDP growth forecast by June for the UK to 1.8 per cent, up from 1.3 per cent last November.< eod>