Explanation:
an individual ethical egoist would hold that all people should do what ever benefit " my" (the individual's) self interest, a personal ethical egoist would hold that they should at in their self interest, but would make no claims about what anyone else ought to do, are universal ethical egoist would argue that everyone.
"Making the teen wage lower not only affected people of youth, but others as well."
Can you be more specific and the link is not working.