経済学
けいざいがく economics
Why it means this
経済 (economy — from 経世済民, 'governing the world and relieving the people') + 学 (study) — economics.
Breakdown
- 経 ケイ sutra, longitude, pass thru
- 済 サイ settle (debt, etc.), relieve (burden), finish
- 学 ガク study, learning, science
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