Autores:
  • If you want a simple model for predicting the unemployment rate in the United States over the next few years, here it is: It will be what Greenspan wants it to be, plus or minus a random error reflecting the fact that he is not quite God.

    Paul Krugman (2010). “The Accidental Theorist: And Other Dispatches from the Dismal Science”, p.31, W. W. Norton & Company