There is no doubt, and in this I agree with Milton Friedman, that once the Crash had occurred, the Federal Reserve System pursued a silly deflationary policy. I am not only against inflation but I am also against deflation! So, once again, a badly programmed monetary policy prolonged the depression! So, once again, a badly programmed monetary policy prolonged the depression. One consequence of this policy was, of course, the fact that confidence was destroyed.

A Conversation with Professor Friedrich A. Hayek (1979)