Third, given the low saving rates of industrial countries and the large share of world savings absorbed by fiscal deficits, accelerating economic growth and higher private investment would raise real interest rates and the cost of servicing public debt.

• 第三，由于工业国家储蓄利率较低，而且大部分储蓄都被财政赤字所吞噬，加快经济增长、提高私人投资会提高实际利率，增加为公共债务服务的成本。