" Getty’s 55-cent-a-barrel royalty to the Saudis loomed over Aminoil’s 35-cent royalty to Kuwait, the roughly 33-cent royalty that Aramco had just been compelled to pay the Saudis—and far overshadowed the 16½ cents that Anglo-Iranian and the Iraq Petroleum Company were paying in Iran and Iraq respectively, as well as the 15-cent royalty that the Kuwait Oil Company was paying. "

― Daniel Yergin , The Prize: The Epic Quest for Oil, Money, and Power