The new OPEC Reference Basket (ORB) Introduced on 16 June 2005, is currently made up of the following: Saharan Blend (Algeria), Girassol (Angola), Djeno (Congo), Oriente (Ecuador), Zafiro (Equatorial Guinea), Rabi Light (Gabon), Iran Heavy (Islamic Republic of Iran), Basra Light (Iraq), Kuwait Export (Kuwait), Es Sider (Libya), Bonny Light (Nigeria), Arab Light (Saudi Arabia), Murban (UAE) and Fund Details. The United States Oil Fund ® LP (USO) is an exchange-traded security designed to track the daily price movements of West Texas Intermediate ("WTI") light, sweet crude oil. USO issues shares that may be purchased and sold on the NYSE Arca. The investment objective of USO is for the daily changes in percentage terms of its shares' NAV to reflect the daily changes in percentage Asimismo, la consultora estima que, además de esos disuasivos, la inversión no resulta "económicamente viable" en este momento, con el precio del crudo Brent por debajo de los 60 dólares. Al respecto, el presidente nigeriano, Muhammadu Buhari, les aseguró esta semana a los inversionistas petroleros extranjeros que su país está abierto a