Besides, the author finds that the imperfect market structure influences trader's strategy, and accordingly debases trading efficiency.

此外，本文还发现不完全竞争的市场结构会通过影响买卖双方的交易策略而降低市场的交易效率。

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And Bob Greifeld, NASDAQ's chief executive, is a master of the art of crunching together trading platforms' back-end technology to improve efficiency.

纳斯达克的首席执行官鲍勃·格雷·费尔德是一个捣弄交易平台的后端技术以提高效率的艺术大师。

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They have brought more choice, faster trading and greater efficiency.

这些金融市场带来更多投资选择，更迅速的交易并更有效率。

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Energy efficiency, emissions trading, and new technology must all be used, they said, and quickly - the costs of preventing climate change rise the longer action is delayed, they argued.

BBC: NEWS | Science/Nature | Scientists' grim climate report

And he introduced an electronic-trading platform that cut costs and boosted efficiency.

ECONOMIST: Seifert��s stock crumbles | The

Nobody doubts that electronic trading has the potential greatly to enhance the efficiency of the bond market.

ECONOMIST: E-bonds, licensed to kill