Although battlefield victories are crucial, history shows that global wars have been decided on a different kind of front: the war between economic powers. World War II soldiers clashed on the beaches of Normandy and Guadalcanal, but only when the German and Japanese war industries ran out of cash and raw materials did the wheels of the Whehrmacht and the Imperial Army finally grind to a halt. The Cold War could have gone on for decades if not for the depletion of the Kremlin's coffers. The war on radical Islam is no different. Osama bin Laden plans strategies based on...