他们各自赚到了他们对生产过程边际贡献的价值。
They each earn the value of their marginal contribution to the production process.
一般说来，边际贡献是正数，它可以表示为贡献总额、单位边际贡献和边际贡献率。
Generally, the contribution is positive. It can be expressed in total, per unit and percent.
一般说来，边际贡献是正数，它可以表示为贡献总额、单位边际贡献和边际贡献率。
Generally, the contribution is positive. It can be expressed in total, per unit and percent.
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