Catalans go it alone?

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Catalans are to vote next month whether to separate from Spain. But does it make economic sense for them and for Europe? We hear from a Catalan economist who sets out the economic logic in favour, while Sony Kapoor, Managing Director of the economic thinktank, Re-Define, believes it could spell disaster for the EU. Plus is an MBA worth the thousands that Business Schools charge for tuition? Josh Kauffman, author of the best-selling book, "The Personal MBA", believes they're overrated. And our Ghanaian commentator, Bright Simons, reflects on what it takes to be an entrepreneur in Africa.