MEINE PIETER VAN DIJK Associate Professor, Economic Faculty, Erasmus University, Rotterdam, and Institute for Housing and Urban Studies, Rotterdam CHARLES M. HALIMANA Senior Research Fellow, Zimbabwe Institute for Development Studies, University of Zimbabwe, Harare POUL OVE PEDERSEN Director of Research, Centre for Development Research, Copenhagen DEBORA REVOLTELLA Research Associate, Department of Economics, Bocconi University PIET RIETVELD Professor of Transport Economics, Faculty of Economics, Free University of Amsterdam HENRY SANDEE Senior Research Fellow, Department of Development Economics, Free University of Amsterdam ARNI SVERRISSON Associate Professor, Department of Sociology, University of Stockholm PER TRULSSON Sociologist, International Labour Organisation, Harare EVERT-JAN VISSER Senior Research Fellow, Netherlands Economic Institute, Department of Regional and Urban Development