Explain how to calculate a weighted average contribution margin per unit.

解释如何计算加权单位产品贡献毛益。

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The average contribution is 0.45% of GDP.

当前的平均救助划拨水平是GDP的0.45%。

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The Merchant shall give such cash deposit or other security as the Carrier may deem sufficient to cover the estimated General Average contribution of the Goods before delivery.

货方应在提货前缴付承运人认为足以支付预计货方应交共同海损摊款数额的备用金或其他担保。

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This would come to an average contribution of 6.4 percentage points among all workers.

FORBES: Fact and Comment

The government wants to cap overall employer contributions to the civil service scheme at a maximum of 20%, just slightly more than the current average contribution rate of 19.4%.

BBC: NEWS | Business | Civil service pension reforms due

The tests measure two things at each company: the average employee contribution as a percentage of salary, and the average employer match.

FORBES: Taxing Matters: Saving to the max