It is the same thing with people. If all you have is a piece of paper, the person's name is the first thing popping out at you. You, in effect, are selling your name as attractive to somebody who hires you. Thankfully, that is just one minor component of how you get hired, but it does matter.
The one test parents should make before giving their kid a name, is to ask themselves if they can see Candi or Latrina whatever being the name of the President or a CEO.
We are not the only ones with the bias. Teachers will think Latrina and LaTrey and Brandi are flakes. They won't take them seriously. That does have real world consequences.
A wonderful study could be done, like the Minnesota study on twins who were given up for adoption and split up at birth. Yes, they are very similar. I would bet my last dollar though, that the twin with the "better" name as a rule ended up more financially successful.