Spengel, Christoph, Christina Elschner, Dieter Endres, Alexandra Bartholmeß, Daniel Dreßler, Lisa Evers, Maria Theresia Evers, Katharina Nicolay, Jost Henrich Heckemeyer, Katharina Richter and Uwe Scheuering (2012), Effective Tax Levels using the Devereux/Griffith Methodology, Mannheim. Download