限界げんかい生産せいさんぶつ逓減ていげん法則ほうそくであれば
genkai sei sambutsuteigenno hōsokudeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 限界生産物逓減の法則

1. If/When the law of diminishing marginal returns holds.

Ba Conditional