The 2004 and 2007 enlargements of the EU extended the freedom of movement to workers from the twelve new member states …. Rather, there appear to have been positive effects on EU's productivity. The sending countries face some risks of losing … from brain gain and brain circulation in an enlarged EU. For the migrants the benefits in terms of better career prospects …

-enlargement migration flows following the EU's 2004 enlargement. We consider two baseline policy scenarios, with and without accession of … sending countries to the EU. Our results show that migration flows are driven by migration costs and economic conditions, but …

experts from organizations working on immigrant integration in the EU is analyzed using simple comparative statistical methods …