Michael Neugart Wissenschaftszentrum Berlin für Sozialforschung   Reichpietschufer 50 Berlin, 10785 Germany   neugart@wzb.eu   http://www.wz-berlin.de/ars/ab/people/neugart.en.htm       Primary Research Focus: political economics, labor economics, agent-based modelling, nonlinear economic dynamics   JEL Areas: J6 : Mobility, Unemployment, and Vacancies: General D7 : Analysis of Collective Decision-Making: General