1. Institute for Infrastructure and Resources Management, Leipzig University, D-04109 Leipzig, Germany
2. Faculty of Architecture and Urban Planning, University of Applied Sciences Erfurt, D-99089 Erfurt, Germany
3. Department of Urban and Environmental Sociology, Helmholtz Centre for Environmental Research – UFZ, D-04318 Leipzig, Germany
4. Sustainability Management and Infrastructure Economics, Fraunhofer Center for International Management and Knowledge Economy, D-04109 Leipzig, Germany