You can then sell the warrant for a windfall profit.

认股权证通常与债券一起附带发行；

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If the market offers you a windfall profit on a trade, lock it in!

如果市场给了你意料之外的暴利，锁定它！

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Banking analyst Dick Bove of Rochedale Securities said in a note yesterday that buying some or all of MF Global might create "a windfall profit" for Goldman.

罗奇代尔证券（Rochedale Securities）的银行业分析师博韦昨天在一份报告中称，购买明富环球部分或全部资产有可能为高盛集团创造出一笔“意外收益”。

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But to allow teams to abandon areas which have loyally supported them so an owner can make a windfall profit is another matter.

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In 1979, President Carter succeeded in convincing Congress to pass the incredibly wrong-headed Windfall Profit Tax, possibly the worst energy-related policy decision in American history.

FORBES: Bad Energy Policy And Its Effects In The Oil And Gas World

It's one in which your windfall profit is matched by a windfall loss for the fellow on the other side of the table--the unfortunate saver who lent you the money for the house.

FORBES: The Fed's Crap Game