The failure of market catallactics in no way denies the following truth: given sufficient knowledge the optimal decisions can always be found by scanning over all the attainable states of the world and selecting the one which according to the postulated ethical welfare function is best. The solution 'exists'; the problem is how to 'find' it.
Paul SamuelsonI don't care who writes a nation's laws - or crafts its advanced treaties - if I can write its economics textbooks.
Paul SamuelsonFirst, those who disagree with market efficiency simply assert that it stands to common sense that greater effort to get facts and greater acumen in analyzing those facts will pay off in better performance somehow measured. (By this logic, cure for cancer must have been found by 1955).
Paul SamuelsonPerhaps there really are managers who can outperform the market consistently - logic would suggest that they exist. But they are remarkably well-hidden.
Paul SamuelsonYou could be disqualified for a job [at Harvard] if you were either smart or Jewish or Keynesian. So what chance did this smart, Jewish, Keynesian have?
Paul Samuelson