Daniel Rauhut is an Associate Professor in Regional Planning, is an affiliated researcher at the University of Lisbon, and has a PhD in Economic History.Birgit Aigner-Walder is Professor of economics at the Carinthia University of Applied Sciences.Rahel M. Schomaker is Professor of economics and public administration at the Carinthia University of Applied Sciences.

• 1. Introduction.- 2. Economic theories on the impact of immigration.- 3. The spatial aspect of immigrant settlement.- 4. Different scale, different impacts.- 5. Macro level consequences.- 6. Company level consequences.- 7. Consequences for individuals.- 8. One-size-fits-all? Policy implications for different levels.- 9. Immigration, allocation and regional development.- 10. Concluding remarks.

Daniel Rauhut is an Associate Professor in Regional Planning, is an affiliated researcher at the University of Lisbon, and has a PhD in Economic History.Birgit Aigner-Walder is Professor of economics at the Carinthia University of Applied Sciences.Rahel M. Schomaker is Professor of economics and public administration at the Carinthia University of Applied Sciences.

• 1. Introduction.- 2. Economic theories on the impact of immigration.- 3. The spatial aspect of immigrant settlement.- 4. Different scale, different impacts.- 5. Macro level consequences.- 6. Company level consequences.- 7. Consequences for individuals.- 8. One-size-fits-all? Policy implications for different levels.- 9. Immigration, allocation and regional development.- 10. Concluding remarks.

Daniel Rauhut is an Associate Professor in Regional Planning, is an affiliated researcher at the University of Lisbon, and has a PhD in Economic History.Birgit Aigner-Walder is Professor of economics at the Carinthia University of Applied Sciences.Rahel M. Schomaker is Professor of economics and public administration at the Carinthia University of Applied Sciences.

• 1. Introduction.- 2. Economic theories on the impact of immigration.- 3. The spatial aspect of immigrant settlement.- 4. Different scale, different impacts.- 5. Macro level consequences.- 6. Company level consequences.- 7. Consequences for individuals.- 8. One-size-fits-all? Policy implications for different levels.- 9. Immigration, allocation and regional development.- 10. Concluding remarks.