高频交易员以惊人的速度运用自动化策略来利用金融工具的低效定价。
HFT USES automated strategies to capitalise on inefficient pricing of financial instruments at blinding speed.
那些担心高频交易员过度活跃的人建议对他们所打断的每项交易收费。
Others worried about the hyperactivity of high-frequency traders have suggested charging them for each trade they break.
他们也相信，如果这一税收赶走了“高频交易员”——那些超快的自动化交易员，他们的利润率极其微弱——也不会有什么大损失。
They also believe that it would be no great loss if the tax drives away "high-frequency traders", ultra-fast automated traders whose margins are razor-thin.
管理机构认为，价格开始急剧涨跌时，有些高频率交易员会关闭程序，害怕他们的交易因为跌幅过大而被取消。
Regulators think that some high-frequency traders switched off their programs when prices began to spiral, fearful that their trades would be cancelled because of the severity of the declines.
现如今，这种责任感在很大程度上取决于进行高频率操作的交易员，这一团体的交易量约计占整个股市交易量的三分之二。
Today that responsibility falls largely on a group of high-frequency traders who make up an estimated two-thirds of stock-market volume.
志愿参与此次实验的49名交易员来自一家名称不详的银行。该行从事高频交易的交易员中大约有200名是男性，仅有3名是女性。
The 49 traders who volunteered for the experiment came from an unnamed bank, which employs about 200 men on its high-frequency trading floor - and just three women.
志愿参与此次实验的49名交易员来自一家名称不详的银行。该行从事高频交易的交易员中大约有200名是男性，仅有3名是女性。
The 49 traders who volunteered for the experiment came from an unnamed bank, which employs about 200 men on its high-frequency trading floor - and just three women.
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