The numbers of migrants from the accessions countries have clearly increased since the enlargement of the EU in 2004. Following enlargement, the net inflow of EU8 immigrants has become 2.5 times larger than the four-year period before enlargement. Poles constitute the largest immigrant group...

The eastern enlargements of the European Union (EU) and the extension of the free movement of workers to the new member states' citizens unleashed significant east-west migration flows in a labor market with more than half a billion people. Although many old member states applied transitional...

The Eastern enlargement of the EU was an institutional impetus to the migration potential in Europe. While the overall numbers of migrants from the new member states in the EU15 increased between 2003 and 2007, this increase was distributed unevenly among countries. The proportion of these...

The 2004 and 2007 enlargements of the European Union were unprecedented in a number of economic and policy aspects. This essay provides a broad and in-depth account of the effects of the post-enlargement migration flows on the receiving as well as sending countries in three broader areas: labour...

The economic literature has largely overlooked the importance of repeat and circular migration. The paper studies this behavior by analyzing the number of exits and the total number of years away from the host country using count data models and panel data from Germany. More than 60% of migrants...

Throughout history, border walls and fences have been built for defense, to claim land, to signal power, and to control migration. The costs of fortifications are large while the benefits are questionable. The recent trend of building walls and fences signals a paradox: In spite of the...

Throughout history, border walls and fences have been built for defense, to claim land, to signal power, and to control migration. The costs of fortifications are large while the benefits are questionable. The recent trend of building walls and fences signals a paradox: In spite of the...

The eastern enlargements of the EU in 2004 and 2007 have stimulated the mobility of workers from the new EU8 and EU2 countries. A significant proportion of these migrants stayed abroad only temporarily, and the Great recession may have triggered return intentions. However, a return may be...

This contribution investigates the opportunities of migration for developing countries. The benefits of migration for sending countries are often undervalued. But migrants may foster trade, remittances, innovations, investments back home, and even return home at some time with better human...

Circular migration receives increasing attention due to its empirical relevance and as a policy concept to manage labor flows. This review discusses the advantages and disadvantages of circular movements for all parties. It studies the characteristics of circular movers worldwide and...