Wind power has a significant cost advantage over nuclear power and has become competitive with coal-fired power plants in many places.

与核能相比，风力发电具有显著的成本优势，已经在多方面与燃煤电厂形成竞争。

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E-readers do have a cost advantage.

电子书阅读器在价格上有优势。

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Secondly, china has an outstanding labor cost advantage.//

中国产品具有明显的劳动力成本优势。

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"Promoting our common goals around education,health care, energy,public safety, and,I think in each of those areas, you actually see on the floor here new innovative ideas to take advantage of this general purposes technology that broadband is, and apply it to provide better services at lower cost in each of these areas."

VOA: special.2010.01.26

Offering the advantage of low cost craftsmanship, Surat's diamond units process eight out of ten small diamonds in the world.

VOA: standard.2009.04.03

Consequently, lower average prices should boost demand as the cost advantage of HDDs will be diminished.

FORBES: Seagate Smells Like $38 On Simmering Storage Demand

The iShares ETFs do offer a cost advantage: Their expense ratio is 0.10% versus Guggenheim's 0.24%.

WSJ: Bond ETFs for Investors Worried About Rising Interest Rates

If you are sloppy with selection or execution you will fritter away the ETF cost advantage.

FORBES: Magazine Article