As subsidiary product of man's economic activity, negative environmental effect of trade owns its economic connotation.

国际贸易对环境的影响是人类经济活动无限扩张的副产品，有着深刻的经济学原因和内涵。

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And the gloomy analysis measures only the effect of pricier staple foods, whereas the other examines freer trade in all farm goods.

悲观的分析只考虑价格更高的主食与经济的联系，而另外一项研究则考虑所有对农产品进行更加自由的贸易如何作用于经济。

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The dollar's favoured position in international trade owes something to this kind of network effect.

美元在国际贸易中的地位引发这种网络效应。

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Before it went into effect some economists predicted the trade agreement would increase sales of Indonesian commodities such as palm oil,copper,and rubber, but would hurt low-end manufacturers.

VOA: standard.2010.05.13

Bush-era trade quotas on steel demonstrate a secondary effect of trade restrictions.

FORBES: Two Cheers For A Big U.S. Trade Deficit

Leaving them out would exaggerate the estimates of the effect on trade of currency-union membership.

ECONOMIST: Do not expect a miracle

An obvious one is the potentially disruptive effect of new trade routes.

ECONOMIST: The melting north | The