marginal costs

同根派生

Marginal cost is the incremental cost on producing one more unit.
边际成本是增加一生产单位的成本增加。
People stop at the point where the marginal cost equals the marginal benefit.
当边际成本等于边际效益，就是活动停止的时候。
The marginal cost of publishing in this environment is close to zero.
在环境中出版的边缘费用是接近对准零位的。
Market power is the ability to profitably raise price above marginal cost.
市场势力是指将价格提高到边际成本之上以营利的能力。
Market prices serve well if there is no strong reason to believe they depart from social marginal costs.
如果没有充分理由认为市场价格偏离了社会边际成本,市场价格就是很好的尺度。