Activity-based costing(ABC)is an important concept in Management Accounting, and the same is true with input-output analysis in Statistics.
正如作业成本是管理会计学中的重要概念，投入产出分析也是统计学中的重要概念。
Based on this paper's objective and meaning, the water price system simulation model that is based on the system engineering, water price theory, input-output analysis is presented.
根据本文研究的目的和意义，建立了以系统工程、水价的基本定价理论和投入产出分析为基础的水价系统仿真数学模型。
With the help of grey matrix theory, we propose the grey input-output analysis.
在灰色矩阵理论基础上，提出较完整的灰色投入产出分析基础。
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