Samet, Dov; Samet, Iddo; Schmeidler, David - EconWPA - 2003
the other sum. An envelope is selected at random and handed to you. If the sum in this envelope is x, then the sum in the … other one is (1/2)(2x) + (1/2)(0.5x) = 1.25x. Hence, you are better off switching to the other envelope no matter what sum …