Over the past 25 years, the USA has pioneered a new technological revolution, based on large numbers of new small enterprises, financed by a dynamic venture (risk) capital market. The European Union, meanwhile, has lagged behind in this sector of economic activity, and compared to the US...

In recent years, stimulated by globalization, technological innovation and intensifying international competition, there has been a growing trend towards the increasing institutional and geographical concentration of financial systems and markets. At the same time, there has been mounting...

<title>A<sc>bstract</sc> </title> Aviation passenger traffic is forecast to grow significantly over the next decade and beyond. To accommodate this growth will require investment in airport infrastructure, including terminals. These buildings represent large, lumpy investments, so it is important to provide the...

This paper outlines the current 'state of play' regarding the use of evidence in decision modelling and highlights both practical issues and methodological challenges related to identifying, combining and reporting evidence to inform decision model parameters and structure. Based on discussions...

An analysis is made of the pattern of reported introductions of plant pests (insects, mites, fungi, bacteria and viruses) over the 20th century into Africa and Europe. Rates of reported introductions followed very different patterns between the continents, with European introductions rising over...