One of the most controversial aspects of immigration policy is the impact of foreigners on labour market outcomes of natives. Simple labour supply analysis demonstrates that these effects depend upon whether immigrants and natives act as substitutes or complements. In the first part of the study...

This paper studies the effect of increased immigration in Austria on the risk to natives of becoming unemployed. Austria experienced a dramatic rise in the share of alien workers as a result of the breakdown of the former communist regimes (especially that of the former Yugoslavia). We...