The difference between the power of res judicata and the authority of res judicata

The court’s decision is a final product of the judicial activity, aimed to ensure the protection of the persons contested rights, freedoms or legitimate interests. However, in order to establish an effective protection, it is important that the court decision is final has the authority of res judicata. In specialized literature, configured two concepts regarding res judicata. In this article, are highlighted the criteria that delimit this two concepts and the practical and theoretical necessity of such delimitation.