Pedersen, Peder J.; Pytlikova, Mariola; Smith, Nina - In: European Economic Review 52 (2008) 7, pp. 1160-1186
This paper presents empirical evidence on immigration flows into the OECD countries during the period 1990-2000. Our results indicate that network effects are strong, but vary between different groups of welfare states and between countries according to the type of immigration policy being...