Alexander Ehlert 1, Martin Kindschi 2, 3, Heiko Rauhut 1, René Algesheimer 2, 3
1 Institute of Sociology, University of Zurich, Zurich, Switzerland, 2 URPP Social Networks, University of Zurich, Zurich, Switzerland, 3 Department of Business Administration, University of Zurich, Zurich, Switzerland