Descripción: “...The first theory treats the underground economy problems, structures and changes in the laboral marketing. It shows than inmigrants in different cities do not find employment in modern economy; in this case, inmigrants look for subemployment.The next theory relates the underground economy and its incomes, shows that uneven incomes and high costs are translated  in obstacles to generate formal enterprises in the same way, regarding good and services demand and consumer low budgets prompt  background economy marketing.Another theory, claims the background economy as a result of the official system relates to the regulations and absence at regulations. ...”

Descripción: “...Governance comprises a complex set of aspects such as the legal framework, the features of the institutions, the form of relationship with the whole system, the funding model, as they are being held accountable on how money is spent and the less formal structures and relationships that affect behavior.The radical changes in the university environment, has imposed changes within the higher education institutions (HEIs). ...”