Alesina, A. (2001). Why doesn't the US have a European-style welfare system? National Bureau of Economic Research.
Chicago-Zitierstil (17. Ausg.)Alesina, Alberto. Why Doesn't the US Have a European-style Welfare System? Cambridge, Mass: National Bureau of Economic Research, 2001.
MLA-Zitierstil (9. Ausg.)Alesina, Alberto. Why Doesn't the US Have a European-style Welfare System? National Bureau of Economic Research, 2001.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.