产品成本的预测法宁湘波成本是商品经济的一个独立的价值范围，是评价经济效果的重要手段和基本准绳。成本科学具有广泛的研究内容，包括成本理论、成本预测、成本决策、成本计划、成本控制、成本核算、成本分析、成本考核、成本检查、成本信息、成本基础工作以及成本立法... The forecast of product cost Fei Ning Xiangbo cost is an independent value range of the commodity economy, and is an important means and basic criterion for evaluating economic effects. Cost science has extensive research content, including cost theory, cost forecasting, cost decision making, cost planning, cost control, cost accounting, cost analysis, cost assessment, cost inspection, cost information, cost basis work, and cost legislation...