For more than half a century, Silicon Valley has been the epicentre of global technology. More recently, the rise of China has certainly begun to challenge that dominance. 

So how is the tech battle likely to play out? And are there other countries out there ready to become key global players?

In this edition of The Agenda, Juliet Mann is joined by tech expert and author of "The New Geography of Innovation" - Mehran Gul to find out.  

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