April 11, 2011 by danplechaty
From the wonderful Afrographique comes this visualization of the number of mobile phone users per 100 people in different African countries. There is nothing particularly innovative or complex about this graph; the data could have just as easily have been presented in a tabular format. What I love about it (beyond the colors of course!) […]
February 16, 2011 by danplechaty
Which countries have the greatest public debts relative to the size of their economies? The IMF has a great data mapping tool, which includes the ability to look at historical data and play back changes over time. The following graph comes from their historical public debt database; the graph below was adjusted using PPP. The […]
February 13, 2011 by jacobalonso
With all my excitement about the world of data visualization, I think it was good that I stumbled on the website of professor Phillip Howard at Michigan State (website here), who offers a stunning graphic on what he calls ‘pseudo-variety’ in the soft drink industry. What is particularly useful here as a general lesson is […]
February 3, 2011 by danplechaty
Do advertising expenditures as a percentage of GDP hold constant over time? Some empirical research shows that a rough relationship between these two variables is supported – advertising has contributed to around 2% of GDP over the last century, even as these expenditures have increased (in both nominal and real terms). Advertising can be thought […]
February 3, 2011 by jacobalonso
Most of the charts used today in data visualization among virtually all of the social sciences (economics included–you can’t get out of it this time) derive from the original design of William Playfair (1759-1823), political economist and a product of the Scottish enlightenment, and Johann Heinrich Lambert (1728-1777), a mathematician of the Alpine inclination. Together, […]
February 2, 2011 by jacobalonso
I recently read a post on Fell in love with data by Enrico Bertini, a researcher at U. Konstanz in Germany. He makes the excellent point that while data mining and data visualization have historically been at odds, they can no longer stay separated due to the demands of the data-rich society we are creating […]
July 30, 2016 by jacobalonso
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