This policy note describes the research into the congestion costs that Railtrack (the owner and manager of the railway infrastructure in the UK) faces in operating additional trains on the rail network. This work was undertaken as part of the first periodic review of Railtrack's access charges....

This paper presents simultaneous models that predict induced travel demand and induced road investment using an array of instrument variables reflecting political, environmental, and demographic influences. From a panel data set consisting of 22 years of observations for 34 California urban...

The purpose of this paper is to explain the choice of network structure of a monopoly airline as well as flight frequency and aircraft capacity allocations across the network. The influence of travel time, flight frequencies, and service qualities are considered in relation to passenger...

The availability of shipping freight contracts with different duration offers shipowners, operators, and charterers the choice to trade risk and return according to the characteristics that each of these contracts offers on the utility frontier. The aim of this paper is to investigate the...

In developed countries, car use is one of the most significant contributors to air pollution. It is also a notable fact that larger, heavier cars consume more fuel and hence contribute more to pollution. This observation has led to policy proposals to structure taxation to encourage the use of...