Perspectives on Federalism is a free on-line peer-reviewed journal, promoted by the Centre for Studies on Federalism.

1. Deferential dialogues between the Court of Justice and domestic courts regarding the compatibility of the EU Data Retention Directive with (higher?) national fundamental rights standards
(Ioana Pelin-Raducu/Essay)

... in the implementation of the 2006 Data Retention Directive in several Member States. The cooperative relationship, called “deference”, is based on the autonomy and voluntary willingness of national courts ...