Under modern conditions, this requires varying measures of centralized control and hence the help of specialized scientists such as economists and operational research experts.

在现代条件下，这要求不同程度的中央控制，因此需要获得专业科学家的帮助，例如经济学家和运筹学领域的专家。

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Officials counter that the problem is the volume of new measures, and varying competence in departments, rather than intransigence.

ECONOMIST: Public-service reform

Due to widely varying country conditions, some African economies can take advantage of favorable wages and natural resources and benefit from taking timely measures to develop and export manufacturing goods.

CNN: Opinion: Could Africa be world's next manufacturing hub?