For any project (except for perhaps the smallest ones) a cost-benefit analysis of having at least one experienced practitioner on your team is probably a winning proposition.

对于任何项目(可能非常小的项目除外)，建议团队中至少有一个经验丰富的人员参与到成本效益分析中。

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Cost-benefit analysis might help you decide if modularity is appropriate for your current project.

成本-收益分析可能会帮助您决定模块化是否适合于您目前的项目。

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ROI analysis: a detailed cost-benefit analysis for the project is crucial to help make decisions about implementation.

ROI分析：项目的详细成本优势分析，这对于帮助进行与实现有关的决策非常关键。

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And investments, including the Underground's current star project, the Jubilee Line extension, have sometimes been guided more by political considerations than by careful cost-benefit analysis.

ECONOMIST: The end of the tunnel