成本工作很重要。我没有做过成本工作,对成本问题没有专门研究。但是,一般政治经济学的知识还是有的。谈几点想法,供大家参考。一、成本的概念经济学方面的概念分作两类:一类是抽象的理论的概念,另一类是现实的统计的概念。理论的概念一般来说是看不见、摸不到、算不出来的。例如,价值这个概念它是一个抽象的东西,表示生产一个商品的社会必要劳动量。但是社会必要劳动量直到现在还是计算不出来 Cost work is very important. I did not do the cost work, there is no special study on the cost problem. However, there is still some general political economy knowledge. Talk a few ideas for your reference. First, the concept of cost The concept of economics divided into two categories: one is the concept of abstract theory, and the other is the concept of reality statistics. The concept of theory in general is invisible, touch, can not come out. For example, the concept of value is an abstraction that indicates the amount of social labor necessary to produce a good. However, the amount of necessary social work can not be calculated yet