Descripción: “...For this reason among humans, and changing variables, we need a relationship where exchange knowledge, ideas, thoughts and way of looking at things, because it is a way to reduce risk and obtain new information, but all people by the medium in which they live or by many situations that touched experiment, have different concepts which sometimes leaves no intercom or relationship that is adequate. ...”

Descripción: “...Se estudian los mecanismos dirigidos a trabajadores de difícil cobertura como son los empleados domésticos y aquellos destinados a lograr un ahorro a futuro de trabajadores informales. ...”