Some blame the hedge fund speculators who have funneled large amounts of money into futures contracts in food markets.

有人将其归咎于对冲基金的投机行为，将巨额资金砸向食品市场的期货合同。

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Many companies and professional fund managers use futures to hedge their other positions.

许多公司和专业基金经理利用期货去锁其他单子。

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Hedge funds have taken huge positions in futures contracts for commodities such as corn, betting prices will rise.

对冲基金持有了玉米等大宗商品的大量看涨期货合约。

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One last possibility: You are using commodity futures to hedge risk-for example, on taking a consulting contract for which you will be paid in British pounds.

FORBES: In The Money

Also weighing on oil prices was a sharply stronger dollar compared with the euro, which made commodities less attractive to investors who have bought oil futures as a hedge against inflation and weakness in the U.S. currency.

FORBES: Oil's Fall Boosts The Street

" It remains a futures-led market with hedge players who had formerly gone long on Nikkei futures and shorted the yen now doing the opposite, " said Investrust CEO Hiroyuki Fukunaga.

WSJ: Japan Stocks Muster Gains After Wild Ride