This paper develops generalized versions of the concepts of buying price, selling price, and short selling price by employing abelian groups. Such generalized pricing concepts are especially useful...

中文翻译：

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使用买卖价格对研发项目进行评估：通用定义

本文通过雇用阿贝尔团体开发了买价，卖价和卖空价概念的广义版本。这种广义的定价概念特别有用。