The cost question has naturally become one of the key issues in the economics study as well as the major problem focused on by economists in real world.

因此，成本问题就理所当然的成为经济学研究的最重要的问题之一，现实世界中也一直是经济学家研究的主要问题。

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Question 3 conveys behavioral coping, also called "problem-focused."

问题3传达的是行为应对，也称“问题焦点”。

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Method the teaching method of problem-focused case discussion was used in the process of training before on duty, and the effectiveness was evaluated through examination of ability.

方法在岗前培训中采取案例问题式教学，通过能力题考试进行学习效果评价。

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There are two aspects of it. Thus far, the problem sets have mostly focused on function.

关于这个问题有两个方面，迄今，问题集只关注了方法。

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I want now to carry that forward into something a little bit more focused on the portfolio problem.

现在从这个基础上拓展一下,更侧重于投资组合方面的问题。

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Ad Age suggests part of the problem was that Nike focused on what Woods had done wrong instead of on any specific Nike products.

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The end result of all of this technical knowledge being focused on the problem?

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And there are a great many nations focused on this problem, and we'll continue to do so.

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