The opportunity cost of spending $17 on a CD is what you would havedone with the $17 instead, and perhaps the value of the time spentshopping.

花17美元买一张CD的机会成本，就是你用这17美元所能做的其他事情，或许还有你购物所花费的时间价值。

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These projects value time to market and cost optimization above the long-term use and flexibility of the application.

相对于长期的使用和应用的灵活性来说，这些项目更看重市场以及费用。

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The value provided should be so visibly more than the cost as to make detailed cost accounting clearly a waste of time.

产出的价值应该会明显高于这种成本，做详尽的成本核算显然是浪费时间。

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At the same time, deflation eats into the value of homes, increases the cost of investment credit for corporations, reduces profits and even wage packets.

BBC: Q&A: Bank of Japan's inflation target

Each of these companies has a created an operating system that people invest their time and money in, systems that value the sunk cost in both time and money and penalize the long slog of moving to another digital planet.

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The car makers are careful to say that none of their suppliers will be compelled to use their new portals, preferring simply to express the hope that the benefits the cost savings, the access to new customers, the faster time to market, the sheer value of the information will make it an obvious choice.

ECONOMIST: Riding the storm | The