While economists were pointing out the advantages of the EU enlargement, politicians and policymakers were raising grave concerns about the significant political and economic differences between the newcomer states (EU12) and the "old Europe" of EU15. The major point of apprehension was related...

Economic reasons along with cultural affinities and the existence of networks have been the main determinants explaining migration flows between home and host countries. This paper reconsiders these approaches combined with the gravity model and empirically tests the hypothesis that ex-colonial...