The warning came as commodities prices fell across the board, with oil prices dropping below the $100 a barrel level, gold prices tumbling 10 per cent from their recent record above $1,000 a troy ounce and sharp falls in base metals and grains.

• 目前，大宗商品价格正全线下挫，原油价格跌至每桶100美元以下，黄金价格从每盎司逾1000美元的近期高点大跌10%25，而基础金属与谷物价格也均出现重挫。