There is some evidence that European economies that have taken in many migrant workers have also benefited, not only in total output but also in terms of GDP per head.

有证据表明，那些接纳众多移民劳工的欧洲国家也已经从中获益，不仅仅是其经济总量，人均GDP也如此。

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Since China has over four times America’s population, it only has to produce a quarter of America’s output per head to exceed America’s total output.

因为中国人口是美国的四倍，那么人均产出只要达到美国人均产出的1/4，在经济产量总额上就能超过美国。

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Repositioning the head in this "random" manner added to the total time required to complete a transaction.

用这种 “随机” 方式重定位磁头增加了完成事务所需的总时间。

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Meanwhile, the head of Total, Christophe de Margerie, told the Financial Times the company's planned development of the huge South Pars gas field in southern Iran would not go ahead.

BBC: US warns Iran on missile threat

When Pandit achieves his targeted 300, 000 employee head count, the total jobs lost from Citi's peak head count will amount to 20%.

FORBES: Big Banks

But its total head count might not shrink, because it is hiring in other areas, like technology.

WSJ: Lenders See Little Choice: Layoffs