"The fourth Factor X publication from the German Environment Agency (Umweltbundesamt, UBA), Sustainable Development and Resource Productivity: The Nexus Approaches explores the interdependencies of sustainable development paths and associated resource requirements, describing and analysing the...

The paper asks how the modal shift from road to rail in the freight sector is sup-ported by institutional change. Following North (1990), institutions are understood as the "rules of the game" in the rail freight sector. Based on the literature on institutional change, four different...