Performance is a multidimensional concept that varies based on the criteria being used. This chart compares urban transport modes over two criteria; speed and operational density.
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How recessions impact consumption and production
An useful reminder that recessions and other economic disruptions such as COVID-19 impact economic and distribution systems in a selective manner depending on the nature of consumption.
Continue readingUrban transport development paths (updated)
The development of urban transportation systems is often influenced through path dependency mechanisms. The framework developed by Barter is discussed.
Continue reading5th Edition now available
May 29 marks the official release date of the 5th edition of “The Geography of Transport Systems” by Routledge.
Continue readingConceptual spatial structure of commuting (update)
A simple but illustrative representation of the different spatial structures that transport technology can shape.
Continue readingThe Substitution and Generation Effects of Information Technologies on Mobility (new page)
Added a new page covering the range of substitution and generation effects that ICT may have on the mobility of passengers and freight.
Continue readingThe continuum of the urban spatial structure (updated)
The major waves of the COVID-19 pandemic
I undertook a preliminary analysis that divides the COVID-19 pandemic into several waves. Will update the page as the situation develop.
Continue readingThe fourth industrial revolution (update)
Updated a conceptualization of the four main industrial revolutions undertaken since the 19th century and the current unfolding of the fourth.
Continue readingTraffic Index for several global metropolitan areas (new page)
Depiction of the TomTom traffic index for 155 metropolitan areas around the world. This index is derived from big data analysis of smartphones using the navigation software.
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