Its all relative. The people on the "lower level" as you put it, are wealthy in comparison to some families in Haiti, Africa, and shucks, right here in our country even.
Technically, no one should be complaining, because there's always someone worse off than we are.
If those ball players earned the right to an enormously high salary, then they should get what they deserve and negotiated. Likewise, there may be some folks out there who think you or I are grossly overpaid for the work we do. That's their worry, not mine. *shrug*