author = { Boeters, Stefan },

title = { Optimal tax progressivity in unionised labour markets what are the driving forces? },

publisher = {ZEW},

keywords = { OECD , Lohnsteuer , Steuerprogression , Optimale Besteuerung , Tarifpolitik , Arbeitslosigkeit , Arbeitsangebot },

year = {2009},

booktitle = {ZEW Discussion Paper ; 09-065},

address = { Mannheim },

url = { http://slubdd.de/katalog?TN_libero_mab2 }