Mathias Erlei Clausthal University of Technology   Institut fuer Wirtschaftswissenschaft Julius-Albert-Str. 2 Clausthal-Zellerfeld, 38678 Germany   m.erlei@tu-clausthal.de   http://www.wiwi.tu-clausthal.de/vwl/index1   Biographical Sketch: Born 1963, Dipl.-Volkswirt: University of Muenster 1987, Dr.rer.pol.: University of Muenster 1991, Visiting Scholar at UC Berkeley: 1992-1993, Habilitation: University of Muenster 1996, Professor of Economics at Clausthal University of Technology since 1999.   Primary Research Focus: New Institutional Economics, Experimental Economics, Industrial Organization   JEL Areas: L2 : Firm Objectives, Organization, and Behavior: General D1 : Household Behavior: General