If one follows a diet that would be derived from the glycemic index; you're likely to have a pretty healthy diet.

如果一个人遵循基于血糖指数的饮食计划,你会得到一个相当健康的饮食

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The index is derived from data that for the most part have already been reported individually.

NPR: Measure Of Future US Growth Up 0.2 Pct In January

Unlike other indexes such as the NYSE Arca Gold Mining Index, which actually includes several silver miners, over 95% of the revenues from the companies in the Solactive Index are derived from gold mining.

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Singapore, for example, is the center for trade in Japanese stock index futures, and it once tried - but failed - to launch a Hong Kong-derived product.

CNN: FIGHTING 'GODZILLAS'