marginal value

基本解釋

Butwhat is the marginal value curve?
那麼什麼是邊際價值曲線呢？
Their marginal values can't be analyzed, because it makes no sense to have a marginal value with equality constraints.
它們的邊界值不能進行分析，因爲使用一個具有等式約束的邊界值沒有任何意義。
Many, but not all, goods have this feature of diminishing marginal value – the value of the last unit consumed declinesas the number consumed rises.
對許多人來說，商品都有邊際價值遞減的性質(zhì)——隨著消費數(shù)量的增加，最後一個被消費的商品單位價值減少。

Marginal value, however, is a tricky concept to bring into environmental analysis.
ECONOMIST: An invaluable environment
For economists, the average value of a good or service is usually less important than the marginal value—the cost or benefit of one more unit.
ECONOMIST: An invaluable environment
Complications can arise from hospital stays, medications, procedures, and tests, and when these things are of marginal value the harm can be greater than the benefits.
NEWYORKER: The Cost Conundrum