Consumer behavior study is set up on the basis of extensive theory; it need draw concept and theory from many subjects.

消费者行为研究建立在广泛的理论基础上，它需要从许多学科中吸取概念和理论。

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According to the extensive theory of topological degree for set-valued mapping, the authors derive the topological degree for upper semicontinuous set-valued 1-set-contractive mapping.

由集值映射的拓扑度延拓理论，推导出了上半连续集值1 -集压缩映射的拓扑度。

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This is a new and practical prediction method, have important meanings no matter in the theory or the production practices and have extensive application prospect.

该方法是一种新型、实用的突出预测方法，无论在理论还是生产实践中都具有重要的意义，具有广泛的应用前景。

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As a result, devising new search algorithms requires extensive knowledge of computing theory, together with a keen biological intuition.

ECONOMIST: Drowning in data

My recent Forbes article about the minimum wage contains some claims, facts, and figures based on economic theory and an extensive body of research by economists who have studied the employment effects of the minimum wage.

FORBES: Resources on the Minimum Wage

Nassim Taleb has explained the stupidity of such false assurances and misplaced comfort in his Black Swan Theory, and I will not attempt to footnote his extensive treatise.

FORBES: FINRA Enforcement Loses Dramatic ARS Case