50 Things That Made the Modern Economy

Tim Harford tells the fascinating stories of inventions, ideas and innovations which have helped create the economic world.

http://www.bbc.co.uk/programmes/p04b1g3c

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GPS


How dependent is the world on GPS - and what would happen if it stopped working? Tim Harford explains why it's not just our ability to navigate that would be affected.


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 October 14, 2019  9m