Matt Ridley has found chaos. A bit of "regression to the mean" could be a helpful idea...
JimB
"The Natural Order of Things"
"Matt Ridley says that Darwinian selection explains the appearance of seemingly 'designed' complexity throughout the world — not just in biology but in the economy, technology and the arts... Even sophisticated, entropy-defying complex systems are subject to the weather-like vagaries of mathematical chaos — and there Darwin cannot help."
More at
Http://www.spectator.co.uk/the-magaz...f-things.thtml