This is a value-added approach that reduces the operational costs per child reached.

这是一种增值措施，可减少为每位儿童提供服务的业务成本。

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There are three approaches of valuing IPOs, Comparable Firms approach, Discount Cash Flow approach and Economic Value-Added approach.

IPO的估值方法大致可以分为三种：可比公司法、现金流量贴现法和经济收益附加值法。

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The value-added approach, in fact, shows that sales of the iPhone are adding to the U.S. economy—rather than subtracting from it, as the traditional approach would imply.

实际上，价值增加方式显示iPhone的销售为美国经济增加了价值，而不是减少了，就如同传统方式暗示的那样。

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The value-added approach, in fact, shows that sales of the iPhone are adding to the U.S. economy rather than subtracting from it, as the traditional approach would imply.

WSJ: Tech Supply Chain Exposes Limits of Trade Metrics

For those retirees, it will require a more actively managed and value-added approach to their portfolios, including investments in the stock market, even then with no guarantees of success.

FORBES: Managing Your Retirement Fund In A Secular Bear Market

Mr. FELCH: Value-added is a somewhat complex statistical approach.

NPR: 'L.A. Times' Series Examines Teacher Ratings