The material interests are still the most important independent variable in people's effectiveness function, so two key factors which influence CPA's choices are income and cost.
当前，物质利益仍然是大部分人效用函数中最重要的自变量，影响注册会计师行为选择的有两个决定性因素：一是收益，二是成本。
Based on the function between cost and electricity quantity, the concept of negative income electricity and its compensation are introduced to the management of ancillary service.
基于成本和电量之间的函数关系提出辅助服务管理中负所得电量的概念及其补偿方法。
Based on the function between cost and electricity quantity, the concept of negative income electricity and its compensation are introduced to the management of ancillary service.
基于成本和电量之间的函数关系提出辅助服务管理中负所得电量的概念及其补偿方法。
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