When economists disagree, the world gets exposed to legitimate differences of views on how the economy operates.&#160; It is when they agree too much that the public should beware. &#160;&#160;
当经济学家有不同意见的时候，大家对经济如何运行会有着更为深刻的认识，而当所有的经济学家都发出一个声音的时候，那就是我们该保持警惕的时候了。