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The US rejects plans for the controversial Keystone XL pipeline, with President Barack Obama saying it was not in the country's "national interests". The project was opposed by environmentalists who said it would do irreparable damage - we hear from one of them. Meanwhile supporters of the pipeline have accused the president of dealing a blow to US workers and energy consumers.

Croatia is the European Union's youngest member state - and this year the country finally emerged from a six year recession. Not surprisingly voters preparing to go to the polls there on Sunday are focusing on the candidates' economic pledges when they decide who to vote for. We have a special report from Zagreb.

We investigate the cult of the celebrity economist at Ireland's Kilkenomics festival, where former Greek finance minister Yanis Varoufakis has been star of the show, and one of Africa's richest men Kola Karim tells us about how his mother popcorn inspired him to set up his energy empire.

And in our regular look back at the week in business, more countries suspend flights to Egypt following the Russian plan crash, Volkswagen鈥檚 troubles spread to petrol vehicles and we discuss which toys will be topping the charts this Christmas.

We're joined throughout the programme from Sydney by Robert Milliken, Australia correspondent for the Economist.

(Picture: Protestors celebrate scrapping of the Keystone Pipeline. Credit: Getty Images)