By Omeiza Ajayi ABUJA: Constant blackouts and inadequate grid supply are costing Nigeria approximately ten per cent of its Gross Domestic Product (GDP) annually, according to an economic brief released by  a financial expert, Martins Itua. ​Mr Itua, the Director of Arthur Group, stated that the immense financial burden of self-generated electricity has become the […] The post Blackouts: Nigeria spending N22tr annually fueling generators – Economist appeared first on Vanguard News.