Jeremy Shires

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Values of travel time savings are often used in cost-benefit analysis of transport projects and policies, and also to compute generalised travel costs. There has been considerable debate as to whether different research methods (e.g. stated versus revealed preference) will lead to different values of travel time savings, and which segmentations (e.g. by(More)
Tuberous sclerosis is an autosomal dominant disease with variable expression. The initial manifestations have been reported at varying stages postnatally, but little is known about the fetal age at which the disease may be detected. The antenatal ultrasonographic features in 2 affected fetuses, at 40 and 26 weeks respectively, are reported. The second case(More)
This paper reports on work undertaken for the European Commission (EC) between 1996 and 1999. It is shown that despite reforms initiated by the EC Directive 91/440, the performance of 17 state owned western European rail operators is poor. Work using non-parametric index numbers indicates only modest productivity growth and mixed financial and commercial(More)
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