Institution: | a Department of Geography, University of Oulu, P.O. Box 3000, 90014 Oulu, Finland b Department of Sociology and Human Geography, University of Oslo, P.O. Box 1096 Blindern, 0317 Oslo, Norway c Department of Development and Planning, Aalborg University, 9220 Aalborg OE, Denmark d Department of Service Management, University of Lund, P.O. Box 882, Helsingborg 25108, Sweden e Department of Social and Economic Geography, University of Lund, 22362 Lund, Sweden |