Karl W. Steininger is Professor of Economics at the University of Graz, Austria. Professor Steininger was a Fulbright scholar at UC Berkeley, a Visiting Fellow at the University of Maryland, UC Berkeley and the World Bank, and has taught international economics and environmental and resource economics in various European countries as a guest professor. He has authored books and articles on international trade, global environmental change, sustainable mobility, renewable energy, and institutional issues in resource use. His most recent transport-related publications include “Economics of Sustainable Development: International Perspectives” (with M. Cogoy, invited for the Encyclopedia of Life Support Systems), International Trade and Transport (Edward Elgar, 2001), “The Foreign Trade and Sectoral Impact of Truck Road Pricing for Cross-Border Trade” (Environmental and Resource Economics, forthcoming), “Environmentally Sustainable Transport” (Empirica, forthcoming), “From Ownership to Service Use Lifestyle: The Potential of Car Sharing” (Ecological Economics, 1999).