Nobel Prize winner talks trade and inequality

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The latest Nobel prize winner for economics tells us about her pioneering research in to global poverty. Professor Esther Duflo and her team conducted randomised trials in India and Africa, to see what actually worked to improve peoples' lives and lift them out of poverty. The shipping industry is bringing in new rules to improve the environment - global fleets will switch to fuel with lower sulphur content. And tech giant Apple has committed millions of dollars to improve the housing situation in its home turf of California - we find out why it's so needed. Plus, does working four days a week, as opposed to the usual five, radically improve your productivity? We hear the results from those who have adopted a new approach to our usual working week. We discuss all this with guests Erin Delmore, a political reporter in New York, and journalist Jyoti Malhotra in Delhi. (Image: Professor Esther Duflo. Photo by Scott Eisen/ Getty Images)