First Author:   Emmanuel Mamatzakis Birkbeck College e.mamatzakis@bbk.ac.uk   Malet St,, Bloomsbury,, London WC1E 7HX London, WC1E7HX, United Kingdom   02039261328(Phone) 02039261328(Fax) Second Author: Christos Triantopoulos Centre of Planning and Economic Research ctrianto@kepe.gr   Athens, 106 72, Greece