A futures buyer plunks down his 3% margin and controls a contract without having to bring the rest of the money until the settlement date.

期货买家用3%的保证金控制了合约，在交割期之前并不需要交其它的费用。

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They were neck and neck in 2011, spending 18.6 and 18.8 billion on semiconductors worldwide, but a new Gartner report out today finds that Samsung has pulled ahead of Apple as the world's biggest chip buyer by a decent margin.

ENGADGET: Gartner report finds Samsung topped Apple as biggest chip buyer in 2012