Notes, Comments and Preliminary results Jul 16 2017 Eike Emrich , Freya Gassmann and Christian Pierdzioch   Are Forfeitures of Olympic Medals Predictable? – A Test of the Efficiency of the International Anti-Doping System   Abstract  Contact Information  Citation  Full Text  -  Note   Jan 26 2017 Ulrich Fritsche and Christian Pierdzioch   Animal spirits, the stock market, and the unemployment rate: Some evidence for German data   Abstract  Contact Information  Citation  Full Text  -  Note   Feb 11 2016 Eike Emrich and Christian Pierdzioch   A quantile-regression test of economic models of volunteer labor supply   Abstract  Contact Information  Citation  Full Text  -  Note   Aug 02 2012 Christian Pierdzioch , Jan C Rülke and Georg Stadtmann   Forecasting the Dollar/British Pound Exchange Rate: Asymmetric Loss and Forecast Rationality   Abstract  Contact Information  Citation  Full Text  -  Note   Jul 12 2012 Eike Emrich , Markus Klein , Werner Pitsch and Christian Pierdzioch   On the determinants of sporting success – A note on the Olympic Games   Abstract  Contact Information  Citation  Full Text  -  Note   Nov 28 2011 Renatas Kizys and Christian Pierdzioch   Contagious speculative bubbles: A note on the Greek sovereign debt crisis   Abstract  Contact Information  Citation  Full Text  -  Note   Sep 08 2011 Georg Stadtmann , Christian Pierdzioch and Jan Ruelke   Scattered Fiscal Forecasts   Abstract  Contact Information  Citation  Full Text  -  Note