Frequency of services and vehicle size are important policyinstruments of railway companies. Extending Mohring's basic'square root model' for frequencies, we arrive at more generalformulations for frequency, vehicle size and price underalternative regimes of welfare and profit optimisation. It...

International and interregional trade and transport are on the rise and hence, there is a clear needfor reliable estimates of transport flows. However, the available databases and estimation methodsare not yet satisfactory for analytical and predictive purposes.In this paper we explore the use...

This paper discusses a number of issues centred around the evaluation of the benefits and costs of transport. It is argued that, for various reasons, transport cannot be treated as an ‘ordinary’ economic sector, and in the paper the policy implications of a number of the sector’s...