Universalization and altruism

The $$\kappa$$ -universalization of a symmetric game is the in which each player considers that any other chooses with probability same stategy as she. To normal form game, we associate two-stage which, first stage, roles to be played base are randomly assigned. We show pure strategy equilibrium this extended an by altruistic players (“ex ante Homo Moralis altruistic”), and converse false. paper presents implications remark for philosophical nature ethical behavior (Kantianism behind veil ignorance implies but stronger than altruism) its evolutionary foundations.