Julia Koerner University of Kiel, Department of Food Economics and Consumption Studies   Olshausenstrasse 40 Kiel, 24118 Germany   jkoerner@food-econ.uni-kiel.de   http://www.food-econ.uni-kiel.de   Biographical Sketch: 2000 Diploma in Economics (University of Kiel/Germany) since 2000 Research and Teaching Assistant (University of Kiel, Department of Food Economics and Consumption Studies)   Primary Research Focus: Industrial Organization, Microeconomics, (Applied) Econometrics   JEL Areas: L1 : Market Structure, Firm Strategy, and Market Performance: General C3 : Multiple or Simultaneous Equation Models: General