Where does “費用対効果” come from?

費用対効果 (Japanese) comes from Japanese 対, from Middle Chinese 對.

費用対効果 (Japanese): cost-effectiveness, performance or quantity per cost

Definitions

  1. cost-effectiveness, performance or quantity per cost

Ancestry of “費用対効果”, step by step

費用対効果 traces back through 3 separate lines of ancestry.

via Japanese 対

StepLanguageWordMeaning
1Japanese対versus
2Middle Chinese對—

via Japanese 効果

StepLanguageWordMeaning
1Japanese効果effect; koka, points or the judge call to the...

via Japanese 費用

StepLanguageWordMeaning
1Japanese費用cost
Every word from Middle Chinese 對 →