Higher prices, called price premiums, can be justified as a way to compensate farmers for providing ecosystem services and avoiding environmental damage or external costs.
更高的价格，亦称为价格溢价，可以作为补偿农民的一种措施，补偿其为提供生态系统服务、避免环境破坏或外部成本带来的损失。
As a result, prices for consumers were lower and profits for traders higher.
结果，价格对于消费者来说变低而利润对于经营者来所更高。
They often cite high spot prices as the reason for jagging up the contract prices.
他们常常将高现货价格作为抬高合同价格的砝码。
They also led American manufacturers to raise their prices as high as those charged for imported goods.
VOA: special.2010.05.20
As gold prices top $1,000 an ounce the highest price for the metal in the last 18 months traders say they expect demand to dip drastically this festival and wedding season.
VOA: standard.2009.09.19
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