Since 2001, the US share of world gross domestic product has fallen from 34 per cent to 28 per cent, while that of the Brics has risen from 8 per cent to 16 per cent.

• 从2001年开始，美国在世界国内生产总值的比例从34%25降到了28%25，而巴西则从原来的8%25上升到16%25。