Réka Somssich (Ph.D., Dr. habil.) is Associate Professor at Eötvös Loránd University (ELTE), Budapest, Faculty of Law, Department of Private International Law and European Economic Law. This paper is the written version of the author’s lecture delivered at the conference ‘Recent Trends in European Private Law and Private International Law (4th Greek-Hungarian Symposium)’ held at the Eötvös Loránd University on 9 October 2015.