Nov 06 2012 Joachim Wagner   Productivity and the extensive margins of trade in German manufacturing firms: Evidence from a non-parametric test   Abstract  Contact Information  Citation  Full Text  -  Note   Jul 16 2012 Joachim Wagner   Exports, R&D and productivity: a test of the Bustos-model with German enterprise data   Abstract  Contact Information  Citation  Full Text  -  Note   Apr 08 2010 Shiok Ye Lim and Ricky Chee-Jiun Chia   Stock Market Calendar Anomalies: Evidence from ASEAN-5 Stock Markets   Abstract  Contact Information  Citation  Full Text  -  Note