For almost a century this state has been trying to strengthen its bargaining power against the transnational oil companies without endangering the whole process of extracting and distributing the oil. ###>Depuis presque un siècle l'Etat essaie de renforcer son pouvoir de marchandage avec les compagnies pétrolières transnationales sans mettre en question le processus entier d'extraction et de distribution du pétrole.