KUALA LUMPUR, Jan 13 (Bernama) -- The investment required for the Organisation of Islamic Cooperation (OIC) countries to pursue low-carbon strategies averages 1.4 per cent of gross domestic product (GDP) and rises to over 5.0 per cent for low-income members, Bank Negara Malaysia (BNM) Deputy Governor Adnan Zaylani Mohamad Zahid said today.