Dear colleagues, We cordially invite you to a Seminar at the Institute of Sustainable Economic Development on EFFICIENCY ANALYSIS AT THE AGGREGATE LEVEL Giannis Karagiannis Professor, Department of Economics, University of Macedonia, Thessaloniki, Greece (Abstract attached) Time: September 30th 2015, 16:30 Location: Universität für Bodenkultur Seminarraum SR 19/1 (SIMH-DG/01) Oskar Simony Haus Peter Jordan Straße 65 1180 Wien Regards, Klaus Salhofer [cid:image001.png@01D0F767.E56CA860]