 However, if the valuations are common knowledge (see entry on  common knowledge),  the situation is reversed, for then it is more advantageous to take the role of cutter. As cutter, you can attempt to make a division intp sets \(A\) and \(B\) with \(A\) slightly more valuable than \(B\) according to the valuation of the other party, while \(B\) is much more valuable than \(A\) according to your own valuation.