First Author:   Tilemahos Efthimiadis Research Fellow, Centre of Planning and Economic Research, Athens, Greece tef@kepe.gr   11, Amerikis str. Athens, 10672, Greece   (+30)2103676366(Phone) (+30)2103676366(Fax) http://www.kepe.gr Second Author: Panagiotis Tsintzos Lecturer (elected), Dept. of Int. Economic Relations and Development, Democritus Univ. of Thrace a_pa_tsi@yahoo.com   Volos, 38221, Greece   (+30)6936619607(Phone)