Heike Link is Head of the Transportation Research Team. She joined DIW in 1992 after studies in Mathematical Economics and a PhD thesis on dynamic input-output models. Her research interest is the econometric analysis of issues mainly in transport infrastructure. Heike has been in charge for a variety of national and international research and consultancy projects on infrastructure issues, the economic effects of infrastructure investment, transport pricing including acceptability of and response on pricing policies, as well as railway economics such as access pricing, rail competition and efficiency analysis in the rail sector. The clients of these projects include institutions in Germany such as the Transport Ministry, the Federal Environmental Board and the Federal Road Authority, the European Commission, the OECD and national institutions in Europe as for example in Austria, Spain, Italy, Switzerland and in the UK. Her work has been published both in international refereed journals and as book contributions.