Research on 'happiness' suggests that once an average per capital income of around US$10,000 is achieved in a country, further increases in income will not lead to a significant increase in happiness. Additional income will probably often be spent on the satisfaction of mainly 'relative' needs,...

"This timely book explores the likely success or failure of potential transport innovations. Chapters examine societally relevant effects of transport transitions, including impacts on the environment, accessibility, safety and more. It focuses on complex innovations in which both public and...

This paper discusses how regulations can determine environmental and safety outcomes in transport systems. It explores the relationships between regulations and direct and indirect costs, and between regulations and benefits. It also discusses the ethical issues, such as the fact that...

Recent research suggests that during the past decades the average travel time of the Dutch population has probably increased. However, different data sources show different levels of increase. Possible causes of the increase in average travel time are presented here. Increased incomes have...

To reduce environmental impact of transport and congestion several kinds innovations can play an important role. Many examples of incremental innovations exist, but the transport sector does not have a good record of more radical innovations. In the literature on innovations it has been...

Road pricing policies have been a subject of research for many decades. Even though until now examples of actual implication in the real world are limited, many different road-pricing measures have been considered, both in literature as well as in the political debate in several countries....

This paper examines three independent explanatory variables and their relation with cost overrun in order to decide whether this is different for Dutch infrastructure projects compared to worldwide findings. The three independent variables are project type (road, rail, and fixed link projects),...