Well if anyone wanted to prove the opposite it would be pretty easy to run a test though.
You made the claim, you need to prove it. Show us how any large reputable mining pool pays less than they promise. As Kano said, PPS payent is straightforward; you know beforehand how much you are getting paid based on your hashrate, Claiming that your pool pays more is jus bizarre; if anything, it pays less due to the fact that it censors transactions.
