I did it myself using my data, but it would always look more or less like this-- slightly different positions if people use different estimates.

这幅图是我根据自己的数据画出来的，有效边界的图形大致就是如此-,随着人们采用不同的估计值,其位置会发生微小的变化。

耶鲁公开课 - 金融市场课程节选

It seems the real theme today though is the negative UK data combining with long positions finding a great area to take some profit and this has put pressure on the pound.

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Additionally, the critical mass of rich business profile data that LinkedIn has collected positions the company to stake a claim on all those ad dollars spent reaching business audiences.

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Commodity Futures Trading Commission data show speculators hold some of the smallest net-long positions in gold in several years and exchange-traded fund data showed some investors are selling.

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