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Teaching Economics

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Unit 1 Micro: Revision on Positive Externalities

Jim Riley

23rd February 2010

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Revision resources on positive externalities

Streamed revision presentation:

PJ Holden Revision Video on positive externalities

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Jim Riley

Jim co-founded tutor2u alongside his twin brother Geoff! Jim is a well-known Business writer and presenter as well as being one of the UK's leading educational technology entrepreneurs.

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