Migration flows are shaped by a complex combination of self-selection and out-selection mechanisms. In this paper, we analyze how existing diasporas (the stock of people born in a country and living in an another one) affect the size and human-capital structure of current migration flows. Our...

In this paper, we analyze the consequences of increasing MENA-to-EU migration flows on both sending and receiving regions. In the first part of the paper, we characterize the structure of MENA emigration as well as the demographic trends in the EU and MENA. We show that EU27 is a major...

This paper reviews the existing literature on the impact of migrants networks on the patterns of international migration. It covers the theo- retical channels at stake in the global effect of the networks. It identifies the key issues, namely the impact on size, selection and concentration of...