效益 xiàoyì benefit
benefit; effectiveness; efficiency
How to remember 效益: 效 result + 益 to profit = benefit.
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How it is used
- Benefit measured against cost - economic or social payoff: 经济效益 (jīngjì xiàoyì) economic returns, 社会效益 (shèhuì xiàoyì) social benefit.
- Not just 'benefit' (好处) but the effectiveness-per-input sense; a business/management term. Pairs habitually with 提高 (提高效益, improve returns).