储蓄缺口是20世纪60年代由美国经济学家HB钱纳里等提出的，用以分析发展中国家投资大于储蓄和进口大于出口的一种经济模型。
预算赤字的快速攀升弥补了私人储蓄急剧增加而导致的缺口。
A huge increase in private saving has been offset by a leap in the budget deficit.
相比之下，中国的个人储蓄率超过了40%，美国财政开支缺口的相当一部分都是由中国资金填补的。
By comparison, the rate is more than 40% in China, which finances much of America's deficit spending.
储蓄率增长5个百分点就会给经济带来5450亿美元的缺口。
An increase of five percentage points of saving would leave the economy with a $545 billion gap to fill.
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