English Dictionary

Pareto optimal

形容詞

比較不可

(game theory, economics) Describing a situation in which the profit of one party cannot be increased without reducing the profit of another.

日本語の意味

パレート最適（パレート効率性とも呼ばれる）とは、一方の当事者の利益や効用を増大させることが、他方の当事者の利益や効用の低下を避けられない状況を指す。

The negotiated settlement was Pareto optimal, since improving one country's welfare would inevitably reduce another's.

その交渉で成立した合意はパレート最適であり、ある国の利益を増やせば必ず別の国の利益が減少する。

意味（1）

(game theory, economics) Describing a situation in which the profit of one party cannot be increased without reducing the profit of another.

意味（2）

(game theory) Describing a strategy that cannot be made to perform better against one opposing strategy without performing less well against another.