Tobias Duemmler Darmstadt University of Technology   Residenzschloss Marktplatz 15 Darmstadt, 64283 Germany   tobias.duemmler@stud.tu-darmstadt.de             JEL Areas: E2 : Macroeconomics: Consumption, Saving, Production, Employment, and Investment: General (includes Measurement and Data) C2 : Single Equation Models; Single Variables: General