

The Aid Watch blog is a project of New York University's Development Research Institute (DRI). This blog is principally written by William Easterly, author of "The Elusive Quest for Growth: Economists' Adventures and Misadventures in the Tropics" and "The White Man's Burden: Why the West's Efforts to Aid the Rest Have Done So Much Ill and So Little Good," and Professor of Economics at NYU. It is co-written by Laura Freschi and by occasional guest bloggers. Our work is based on the idea that more aid will reach the poor the more people are watching aid.
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12 Comments
Oh, this map is marvelous, wondrously simple, and beautiful.
The U.S. is even a bit darker than I expected.
Of course, helicopters and boys in weather balloons are exempt from this map.
In short: geography matters.
… or rather, geography doesn’t matter so much any more. Just think how much darker most of this map would have been 50 or 100 years ago.
Very interesting visualization.
How did you calculate the travel time (for the coloring) and can you tell me where to find the shipping data?
Thanks!
Sorry, I forgot to put the link to the original source, which can answer some of your questions:
http://www.newscientist.com/data/images/ns/cms/mg20227041.500/mg20227041.500-1_1000.jpg
based on my experience working in Madagascar, i expected it to be darker. fascinating map. thanks.
Here’s the original source, with documentation, etc.:
http://bioval.jrc.ec.europa.eu/products/gam/index.htm
http://bioval.jrc.ec.europa.eu/products/gam/index.htm“>
Rob,
Reports of the ‘death of distance’ have been greatly exaggerated. From Jacks (2009) ‘On the death of distance and borders’:
It’s possible that these findings are partly due to drops in unit transport costs being offset by increases in the importance of proximity for productivity, e.g. in creative or financial services. But distance definitely still matters a great deal for trade and therefore for development. The map above hides this somewhat by treating all ‘major cities’ as equal, when of course they are not. A map of travel time to cities weighted by income or GDP would look very different.
http://bioval.jrc.ec.europa.eu/products/gam/description.htm describes the methodology for creating the shown map. The main page does contain this caveat: “Accessibility maps are made for a specific purpose and they cannot be used as a generic dataset to represent ‘the’ accessibility for a given study area.”
Very surprised by India’s colour. How can it be so light?
Raph wrote:
Very surprised by India’s colour. How can it be so light?
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Raph, the color of the map represents travel time to “major cities”, i.e. cities with 50,000 people or more. I guess there are plenty of such cities on the Indian Subcontinent.
Like in every other simplification, it is important to know the assumptions. E.g. if someone says “only 10% of the Earth’s land area is wilderness” we also need to know that the statement was based on a definition of “more than 48 hours travel from a large city”. Most urban dwellers will find plenty of “wilderness” much closer than 48 hours (and often exhibit their ability to get in deep trouble in such wilderness).
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