Ring finger linked to money

If you have a long ring finger, you could be making more money. Well, research has found that stock traders with ring fingers longer than their index fingers made more money. It has to do with male hormones in the womb, making the finger longer and qualities of risk taking, confidence and aggression that come with the hormones. You can read more about it here. I just want to know which finger needs to be long to pick the winning Powerball!