Affiliation: | 1. Department of Law and Economics, Technische Universit?t Darmstadt, Darmstadt, Germanyglock@bwl.tu-darmstadt.de;3. Department of Law and Economics, Technische Universit?t Darmstadt, Darmstadt, Germany;4. Department of Business and Industrial Engineering, University of Applied Sciences Würzburg-Schweinfurt, Schweinfurt, Germany |