What a crap.Good traders might be brain-free, not brain damaged.Those researchers are brain-damaged for sure.
yes, male traders often have too big ego's and testosteron driving their decisions could be one explanation for that.
And the market can be predicted by the length of their skirts. No kidding. https://www.investopedia.com/terms/s/skirtlengththeory.asp When hiring a financial advisor, look for blonde women with short skirts with a pet monkey.