graph.co.uk/finance/economics/9057692/Bank-of-Englands-Posen- attacks-banks-for-failing-to-deliver-value-for-economy.html> Private equity firm joins Petroplus suitors EFTA00420354 Telegraph<http://www.telegraph.co.uk/finance/newsbysector/energy/oilandgas/9057955/Private- equity-firm-joins-Petroplus-suito