Alexander Ziegenbein Vienna University of Economics and Business   Welthandelsplatz 1 Bulding D4 Vienna, 1020 AT   alexander.ziegenbein@wu.ac.at             JEL Areas: E3 : Prices, Business Fluctuations, and Cycles: General (includes Measurement and Data) E2 : Macroeconomics: Consumption, Saving, Production, Employment, and Investment: General (includes Measurement and Data)