1. Aldenius, M. Introducing renewable fuel in public bus transport – challenges and opportunities.
2. Canıtez, F. and Celebi, D. Transaction cost economics of authority operator relations in public transport: The case of Istanbul as a hybrid regime.
3. Cowie, J. Contract re-award and consumer sovereignty, the case of British rail privatisation.
4. Dementiev, A. Contracting-out public transport services to asymmetric partnerships.
5. Fabianski, C. Governing for quality and performance: A standpoint for enhanced bus services.