2018, Autonomous University of Barcelona

2018, Lincoln Institute for Land Policy, Boston

2017, Regensburg University

2016, Potsdam University

2016, Leipzig University

2016, Berne University

2014, Paris School of Economics

2014, TU-Berlin

2014, University of Oxford

2014, Tinbergen Institute, Amsterdam

2013, SDU, Odense

2013, VU Amsterdam

2013, CESIfo, Munich

2013, University of Barcelona (IEB)

2012, University or Reading

2012, Halle Institute for Economic Research

2011, UC Berkeley

2011, University of Aberdeen

2011, TU-Dresden

2011, Guijon

2011, Lancaster University

2010, TU-Darmstadt