収しゅう穫かく逓てい減げんの法ほう則そく

noun

law of diminishing returns; law of diminishing marginal returns

Economic principle that adding more of one input while holding others constant eventually yields smaller per-unit output increases.

• 収しゅう穫かく逓てい減げんの法ほう則そくは、農のう業ぎょう経けい済ざい学がくでよく取とり上あげられる。

  The law of diminishing returns is often discussed in agricultural economics.