如今，许多发达国家都达到或在接近90%GDP的债务水平，很显然已经步入了高债务时期，将已然规模很大的赤字进一步扩张到了危险水平，头脑简单的凯恩斯主义者所鼓吹的无成本战略已经站不住脚了。
With many of today’s advanced economies near or approaching the 90%-of-GDP level that loosely marks high-debt periods, expanding today’s already large deficits is a risky proposition, not the cost-free strategy that simplistic Keynesians advocate.