Martin Fischer joined the Chair in October 2012. He studied Economics at the University of Hanover and the Charles University of Prague and Statistics at the Humboldt University of Berlin. His diploma thesis in economics deals with the applicability of quantile regression estimation methods for sample selection models. His master thesis in statistics investigates the effects of heterogeneity on the analysis of German immigrants' earnings by using quantile regression methods for panel data. In 2011 Martin joined the Ruhr Graduate School in Economics where he is awarded a three-year scholarship. Currently he further works as a teaching assistant for the Chair of Econometrics at the University Duisburg-Essen.