Market bubbles due to testosterone?

This is a story run by the Chicago Tribune (Tribune Media) discussing a study released describing the effect of homones on financial markets.
"The findings suggest that hormones may influence people's financial decisions and even explain the irrational group behavior associated with market bubbles and crashes.."

I guess the MSM thinks that we are a bunch of rubes and they can pretty much print anything they want. The next headline will read - Market Downturn Due to Alien Force Beyond Human Comprehension!