1. Apocalyptic in America . (1999 )The Guardian. September 20.
2. Klaus Armingeon, Philipp Leimgruber, Michelle Beyeler, and Sarah Menegale . (2005 ) Comparative Political Data Set 1960-2003, Institute of Political Science, University of Berne. Available athttp://www.ipw.unibe.ch/content/team/klaus_armingeon/comparative_political_data_sets/index_ger.html. (Accessed August 15, 2006).
3. Policy Watch: Debt Relief