Prof. Dr. Werner Güth (Max Planck Institute of Economics) and Prof. Dr. Hartmut Kliemt (Frankfurt School of Finance and Management) give a speech in the frame of the cege-Kolloquiums on „Homo Oeconomicus in Philosophy and Economics: Puppet on behavioral strings or free actor?”. The lecture will take place on January 26th, 2011, from 17.00 -18.30 pm in the Oeconomicum, Room 0.167, Platz der Göttinger Sieben 3. An abstract can be found here as pdf.