This article analyzes the efficiency impacts of PPP-projects in the highway sector. The economic analysis concludes that the PPP-approach should primarily be considered as an alternative procurement strategy. PPP can be suitable for the new built, extension and renewal of certain highway...

<title>Abstract</title> US airports negotiate legally binding contracts with airlines and finance large investment projects with revenue bonds. Applying insights from transaction cost economics, we argue that the observed variation in contractual and financing arrangements at US airports corresponds to the...

This paper analyses the role of public-private partnerships (PPPs) for infrastructure development in the new EU member states and candidate countries in Central and Eastern Europe. We survey projects in transport, water, energy, and telecommunications sectors and then focus on the highway...

With airport privatization and infrastructure expansion projects taking place in the liberalized European air transport market, airport and airline companies are critically reevaluating their vertical governance structures. This paper analyzes the comparative efficiency of vertical governance...