Apple has built a closed ecosystem where it exerts control over nearly every piece of the supply chain, from design to retail store. Because of its volume—and its occasional ruthlessness—Apple gets big discounts on parts, manufacturing capacity, and air freight. “Operations expertise is as big an asset for Apple as product innovation or marketing,” says Mike Fawkes, the former supply-chain chief at Hewlett-Packard (HPQ) and now a venture capitalist with VantagePoint Capital Partners. “They’ve taken operational excellence to a level never seen before.”