This book aims at studying the evolution of the internal market of the European Union, analyzing how to harmonize the national laws of the Member States on the free movement of goods, persons, services and capital and then proposing to increase administrative convergence between Member State administrations, from the desire to increase the degree of integration and interconnection of states within the single market. This research carried out contributes to the opening of new research directions in the field of European Union law: regulating the convergence between the economies of the European
