"Invest your money safely. Avoid the risky lure of spectacular returns; go for an investment that can..." — Dominic Holland

For comics, Edinburgh makes no financial or medical sense. Get an audience; that's the first task. Once the punters are in, simply make them laugh for an hour, and then sweat on the critics.

It's because finance is so baffling that makes being an economist such a safe option. It nestles down comfortably with psychiatry and astrology as a profession where getting it patently wrong is just not a problem - and also, rather wonderfully, seems to have no adverse affect on their professional standing whatsoever.