Work is a productive activity, which implies the implementation of a rigorous and methodical, intellectual and / or manual argument, to produce and dispense goods and services in exchange for remuneration, monetary or not, important for study both of the social sciences (sociology, politics, law, economics) and abstract and natural sciences (physics and geography).The most appropriate definition of work, even from a social point of view, is the one written in many economics texts: “Work is that activity which is not an end in itself, but which tends to procure other benefits”.
It is a useful service that is rendered to society, and provides for the systematic concession to the public of one good in exchange for another, in the form of compensation that is not always monetary. In the modern world, work is carried out with the exercise of a trade or profession and has as its purpose the satisfaction of individual and collective needs. From a legal point of view, subordinate work is distinguished from autonomous and para-subordinate work with intermediate characteristics between the first two