Athens University of Economics and Business (AUEB, ASOEE, or OPA) (Greek: Οικονομικό Πανεπιστήμιο Αθηνών (Ο.Π.Α.), Oikonomiko Panepistimio Athinon (OPA) was founded in 1920 in Athens, Greece. Its buildings are housed on Patision Street. Before 1989, the university was known in Greek as Ανωτάτη Σχολή Οικονομικών και Εμπορικών Επιστημών (Α.Σ.Ο.Ε.Ε.), Anotati Sholi Oikonomikon kai Eborikon Epistimon (A.S.O.E.E.), and in English as the Athens School of Economics and Business. Though the university's official name has changed, it is still known popularly in Greek by this former acronym. AUEB is the leading Economics and Business university in Greece. It is the third oldest higher educational institute and the oldest in the fields of Economics and Business in Greece. The Athens University of Economics and Business (AUEB) was originally founded in 1920 under the name of Athens School of Commercial Studies. It was renamed in 1926 as the Athens School of Economics and Business, a name that was retained until 1989 when it assumed its present name, the Athens University of Economics and Business.