You want the hair split more finely - but doing so changes nothing. Not to mention that ya need two possibly correlated variables for a PCA not one, wealth: so

You want the hair split more finely - but doing so changes nothing. Not to mention that ya need two possibly correlated variables for a PCA not one, wealth: so unless you doubt that wealth yields social power in the U.S., there doesn't seem to be any work for a PCA to do.