This article shows that the altruism of the donator could have different forms. The specific form of his optimisation criterion significantly influences his decision making concerning the allocation of his resources among recipients. Moreover, even within one chosen criterion we could report...

The paper shows that the donator’s altruism could have more forms. The particular form of his criterion influences significantly his decision about allocation of donations between recipients of the donation. Moreover, even under one criterion we could mention sudden change in strategy of the...