Yanyuan Zhu
好吧。现在是投资不足，储蓄过剩了——于是美国的透支消费方式，给自己搞出个大的赤字窟窿出来了，用这种解释方法就可以遮羞一下？
if there were a shortage of savings, the economy wouldn’t be depressed. Indeed, one way to think about our current problem is that the world as a whole wants to save more than it’s willing to invest.
Krugman economics
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