In a study of London stock traders, elevated hormone levels coincided with above-average profits.
A UK Trading Floor: HSBC
When financial-market traders start the day with high testosterone levels, they typically end the day with higher-than-average profits. That's the conclusion of researchers at the University of Cambridge who measured morning and afternoon levels of the hormone in 17 male City of London traders over eight consecutive business days. The findings were made public today in the Proceedings of the National Academy of Science