即便经济学家无法为这种迅速且激进的变革构建出模型，他们也不应该受到谴责，因为这只不过反映了我们当前的知识水平，以及经济学真的非常、非常复杂的现实。
Economists’ inability to model such rapid, radical change should not be taken as a condemnation of the discipline; it is simply a reflection of the state of our knowledge, and of the fact that the economy is really, really complicated.