Luxembourg Financial Aid for Higher Studies and Children of Frontier Workers: Evolution and Challenges in Light of the Case-Law of the Court of Justice - European Public Law View Luxembourg Financial Aid for Higher Studies and Children of Frontier Workers: Evolution and Challenges in Light of the Case-Law of the Court of Justice by - European Public Law Luxembourg Financial Aid for Higher Studies and Children of Frontier Workers: Evolution and Challenges in Light of the Case-Law of the Court of Justice 25 1 European Public Law