1 . DISCRIMINATION BASED UPON NATIONALITY - PROHIBITION - MATCHES BETWEEN PROFESSIONAL SPORTSMEN - EXCLUSION - INFRINGEMENT OF ARTICLES 48 TO 51 OR 59 TO 66 OF THE EEC TREATY - RESTRICTIONS IN THE CASE OF MATCHES FOR REASONS WHICH ARE NOT OF AN ECONOMIC NATURE - PERMISSIBILITY - JURISDICTION OF THE NATIONAL COURT ( EEC TREATY , ARTICLES 7 , 48 TO 51 , 59 TO 66 ) 2 . WORKERS - FREEDOM OF MOVEMENT - SERVICES - FREEDOM TO PROVIDE - DISCRIMINATION - ABOLITION - DIRECT EFFECT - INDIVIDUAL RIGHTS - PROTECTION BY NATIONAL COURTS ( EEC TREATY , ARTICLE 48 , FIRST PARAGRAPH OF ARTICLE 59 , THIRD PARAGRAPH OF ARTICLE 60 ).