Now, how to improve the efficiency of e-marketplace and reduce the cost of trade becomes the problem deserving of study.

如何提高电子集市的交易效率，降低买卖双方的交易成本成为了现在研究的问题。

youdao

Turning to America, so far the decline in its total trade deficit has been modest, because of the higher cost of oil imports.

再来看看美国，目前为止，由于进口石油的高额成本，该国贸易赤字总体有轻微下滑。

youdao

Most of the subsidies and trade barriers have come at a huge cost.

大量的补贴和贸易壁垒带来了巨大的成本。

youdao

"The scheme to radically change the sources and the cost of American energy, through a system known as 'cap and trade' may be well intentioned, but it will cost us dearly in jobs and income, and it stands no chance of achieving its objective of a cooler earth,".

VOA: standard.2009.05.30

The cost of not having organic and not having fair trade and not having all the things

没有通过有机培养的食物加上不平等交易等等，

吃有机食品 - SpeakingMax英语口语达人

So the cost of trade continues to fall, and that lowers the effective cost of everything that's traded: raw materials, labor, durable assets, consumer goods, capital, commodities and money itself.

FORBES: Magazine Article

The OECD argues that the cost of new border restrictions could increase the cost of foreign trade by around 1% to 3%, and could lead to a reduction in trade flows by several times as much - by between 3% and 9% - more than counterbalancing the savings made by tariff cuts in the last round of trade talks.

BBC: Terrorism 'slows globalisation'

These include the transaction costs inherent in a trading strategy (even if the cost of a trade has dropped dramatically in the past 10 years) and limited or no access to the vast computing power that competitors will be using to crunch the numbers.

FORBES: The Irresistible Nature of Trading