在2009年底，这些银行的加权平均一级资本比率为10%，与富裕世界的银行一致。但这可能低估了它们的优势。

At the end of 2009 these Banks had a weighted-average Tier-1 capital ratio of 10%, in line with rich-world Banks, but this probably understates their advantage.

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相比之下，欧洲银行业的一级资本比率平均为8.1%。

That compared with an average Tier-1 ratio among European Banks of 8.1%.

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他们平均的国际清算银行比率是14%，总的毛资本对资产比率是6.8%，比全部1000家的总和高出一个多百分点。

Their average BIS ratio is 14%, and the aggregate raw capital-to-assets ratio is 6.8%, more than a percentage point higher than the aggregate for the Top 1000 as a whole.

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