Hard Math: Adding Up Just How Little We Actually Move

Read this interesting article by Sumathi Reddy from the Wall Street Journal Online:

Hard Math: Adding Up Just How Little We Actually Move

Reference

Reddy, S. (2013) Hard Math: Adding Up Just How Little We Actually Move. Available from World Wide Web: http://online.wsj.com/news/articles/SB10001424127887324096404578354590581579014?mg=reno64-wsj&url=http%3A%2F%2Fonline.wsj.com%2Farticle%2FSB10001424127887324096404578354590581579014.html. [Accessed: 03 February, 2014].

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