So it is considered to be the exclusion of any value judgments, is the core of positive economics.

因而它被认为是排斥了任何价值判断，是实证经济学的核心。

Therefore it is necessary for us to test Keynes Consumption Function with the tool of positive economics.

对于这些质疑，我们可以用实证的方法来验证凯恩斯消费函数。

This paper attempts to discuss the logical structure of positive economics, which consists of assumption, deduction and conclusion.

本文试图探讨实证经济学的逻辑结构——假设，推理和结论。

Since case teaching is at the elementary stage in the teaching of Western Economics, this paper analyses the necessity and the positive role of it and puts forward several ways to its better usage.

针对案例教学法在西方经济学教学中的运用尚处于探索阶段的情况，讨论案例教学法在西方经济学教学中运用的必要性、积极作用，并就其实现路径提出了几点思考意见。

A 2010 paper by researchers at the Centre for Economic Performance at the London School of Economics found the long-run effect was either negligible or positive (ie, jobs increased).

2010年，伦敦经济学院中心的一篇论文研究经济发现(最低工资)这一研究与美国的最低工资研究遥相呼应(即就业增加)。