“…The wide range of trust takes us to dividing, according to the area of application and in accordance with the distinct definitions, the relationships facilitated and taken to relevant levels of interaction based on interpersonal trust, interinstitutional trust and person/institution trust. (Grassi, 2004), configuring an interesting approach to the objectives of this work, specifies that, according to (Lyons and Mehta, 1997), trust is a matter of degree, going from complete trust to its complete absence, where the opportunist behavior will be the rule. These authors analyze the role of trust in facilitating efficient exchange relations, considering the approach of two distinct mechanisms that give support to trust, the sociallyoriented trust and the self-interested trust.…”