E-books currently have high profit margins, and are free from many of the drawbacks of print.

目前，电子书利润率高，且无印刷上的诸多缺点。

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That will make PC profit margins razor thin while driving up the demand for high-powered servers (with much better profit margins).

这将会把PC的利润压榨得微乎其微，并推动对高端服务器需求的增长(利润更高)。

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The hope is that the new product will grow fast enough and carry high enough profit margins to more than make up for the demise of all revenue from the old line.

愿景是新产品能够足够快速地成长并且保持足够高的利润率，以至于能够弥补老生产线淘汰所造成的收入损失。

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Some dealerships in Brazil have been under investigation for price collusion, whereas models are sold at nearly exact sticker prices to keep profit margins high.

FORBES: Why Chryslers Are So Crazy Expensive In Brazil

Even so, though mining profits are down because of lower commodity prices, profit margins remain high.

CNN: Australia: Losing 'know-how' economy?

Whether its profit margins are too high is a matter for debate - though it should be said that profits were actually down last year.

BBC: Believe.in and the business of charity