Professor for Theoretical Economics at Universität Regensburg, Germany.
Editor of Perspektiven der Wirtschaftspolitik.
http://www-wiwi.uni-regensburg.de/Institute/VWL/Arnold/Arnold/index.html.de
http://onlinelibrary.wiley.com/journal/10.1111/%28ISSN%291468-2516/homepage/EditorialBoard.html