限界 げんかい効用 こうよう逓減 ていげん法則 ほうそくなら
genka ikō yōteigenno hōsokunara

Noun
Da Copula

The "-nara" conditional form ("if/when…") of 限界効用逓減の法則

1. If the law of diminishing marginal utility; When the law of diminishing marginal utility

Nara Conditional