Although it focuses on the tragedy of the commons proposed by Hardin, the subsequent work on this topic developed by Ostrom on the Governance of the Commons allows us to consider other mechanisms to confront social dilemmas.This is how Ostrom (2010), when analyzing the work developed by Hardin, known as the "tragedy of the commons," in which the use of a good describes an inexorable behavior of excessive use and destruction, points out that being carried out, under a non-cooperative perspective, hides individual or community efforts when solving social dilemmas. METHODOLOGYThe Methodology should justify why the one implemented is the most appropriate and not another to respond to the research problem.In addition, it would be helpful to mention the mechanism for obtaining the theoretical elements.SOCIAL DILEMMA is part of the theoretical framework.So, it should be before the methodology. RELATING SOMETHING SAID IN PAGE 6" The autor belives that such mutual assistance has declined in the past two decades "The author should not "believe" but conjecture since he is in a scientific investigative exercise, and the statement must be proven.Regarding Iranians engaging in selfish behavior, the examples are not very different from what happens in many other places in the world.That is, it is not necessarily an exclusive attitude of the Iranians.