Although the eighties from witnesses in Colombia was a reduction in unemployment rates, this has been achieved at the expense of job quality. Since the nineties the process of relaxation of labor market deregulation to bring, have questioned the quality of jobs offered in a formal way in the country. Deregulation of these processes have led to loss of stability of contract terms, the growth of self employment not covered by formal labor relations and the growth of what has been termed as atypical employment. Atypical employment embodied in its most pure Cooperatives Working Association (CTA).