marginal income meaning in English

边际收益
边际所得

In network economy , the marginal income increasing by degrees is the principal rule . and in the economy growth , technology improvement , externality economy and exchange cost decreasing urge the development of the economy
从本质上讲，网络经济是创新推动型经济、是直接交互经济、是全天候运作的全球化经济、还是无摩擦经济、虚拟经济、速度型经济、敏捷化经济和竞争协同型经济。
Then according to theory of industry economics , the market is divided into different market structures . and according to different market type it analyses instructional pricing strategy , namely when marginal cost equals to marginal income the profit will gain the highest
然后，根据产业经济学理论将经纪业务市场分为不同结构的市场类型，并针对其进行定价分析，即边际成本等于边际收益时利润最大。