2017年12月英语四级翻译题库：经济学

　　请将下面这段话翻译成英文：

　　管理经济学研究将经济学原理运用于企业公司或其他管理部门的决策之中，其基本概念主要来自研究个体消费者、公司和行业的经济行为的微观经济学，但加进了新的分析方法。例如各种统计方法在估计产品当前和今后的需求中已日渐重要。

　　参考翻译:

　　Managerial economics is the study of the application of economic principles of decision-making in business firms or in other management units. The basic concepts are derived mainly form microeconomic theory, which studies the behavior of individual consumers, firms, and industries, but new tools of analysis have been added. Statistical methods, for example, are becoming increasingly important in estimating current and future demand for products.