Who wants to be a billionaire?

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Should the richest be taxed out of existence? Manuela Saragosa hears from Emmanuel Saez, a US-based French economist advising US presidential hopeful Elizabeth Warren on a wealth tax targeting the super rich. The arguments against taxing billinaires more come from Chris Edwards, an economist at the libertarian Cato Institute in Washington DC. (Photo: Bill Gates and Warren Buffet at an event in 2017, Credit: Getty Images)