Frase do Dia

"Memo to young economists:  Don’t ever think you’ve come up with a new idea.  Unless your last name is Coase, you are almost certainly wrong.  Everything in macroeconomics keeps get rediscovered with each new generation."

Scott Sumner, ao mencionar artigo seu de 1995 - que requenta idéias tão antigas quanto 1818 - que antecipa artigo do Mankiw de 2003.