With precious metals prices up broadly , some big merchants also are attempting to contain costs by buying large amounts at a preset price, a strategy called hedging.

随着贵金属价格全面上涨，一些大商家通过以预先商定的价格大量买入黄金来遏制成本上升，这一策略被称作对冲。

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Many farmers were able to postpone cost increases through hedging strategies or by buying fertilizer, chemicals and other supplies in bulk in 2006 or 2007, when they were cheaper.

许多农民曾采取对冲策略，或在2006年和2007年趁化肥、化学品及其他农用物资较便宜之时大量买进，以此延缓农耕成本的上涨。

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Bernstein analyst Steve Powers said Coca-Cola and Pepsi are known to be conservative when it comes to buying and hedging commodities risk, making them less subject to short-term volatility.

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Since February, he has been buying Japanese equities and hedging his exposure to the yen's moves.

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There are other moves you can make as well, such as hedging by selling covered calls or buying mutual funds that invest in foreign currencies to protect against the decline of the dollar.

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