1. Department of Geography, Chair for Economic Geography and Tourism Research, Ludwig-Maximilians-Universität München, Munich, Germany
2. Department of Geography and Earth Sciences, Aberystwyth University, Aberystwyth, Wales
3. Institute of Spatial Planning, Environmental Planning and Land Rearrangement (IRUB), Department of Landscape, Spatial and Infrastructure Sciences, University of Natural Resources and Life Sciences, Vienna, Vienna, Austria