国家可以用这笔资金买入购买选择权，后者将确定玉米的上限。
With this money, the country can buy a call option which will cap the price of maize.
上周默克尔和萨科齐呼吁欧元区国家应出台赤字上限的法律，而萨帕特罗如此迅速地对他们的建议作出回应同样是值得赞许的。
Yet Mr Zapatero also deserves applause for responding so swiftly to the suggestion made by Angela Merkel and Nicolas Sarkozy last week that euro-zone countries should introduce legal deficit caps.
简单的提高债务上限将让我们国家有能力支付让国会头疼的各种账单。
Raising the debt ceiling simply gives our country the ability to pay the bills Congress has already racked up.
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