Perhaps worse, some also spent more than they could easily repay, given their economies’ declining long-term growth potential because of the aging of their populations. Such profligacy has led to levels of debt that will become unsustainable if we do not act.
即便是在好年景中，各国政府的支出也长期高于收入。更遭糕的是，有些国家花费的要比他们所能轻易偿还的还要多，因为其国内人口的老龄化已经导致了长期经济增长潜力的衰退。如果我们不立刻作出应对的话，这种挥霍的行为将导致不可持续的高债务水平。