Mohammad reza Farzanegan Philipps-University of Marburg, Center for Near and Middle Eastern Studies (CNMS)   Marburg, 35032 Germany   farzanegan@staff.uni-marburg.de   http://www.uni-marburg.de/cnms/wirtschaft/startseite-en?set_language=en           JEL Areas: B4 : Economic Methodology: General C1 : Econometric and Statistical Methods: General