One of the world's largest industry gatherings for the mining sector continues in South Africa bringing together mining companies, geologists, fund managers and financiers. This year's event comes amid hot debate over mine nationalisation in South Africa. African National Congress' Youth League leader, Julius Malema, has called for nationalisation of the mines in order to redistribute wealth to the poor. But is mine nationalisation really the right way forward? Stan du Plessis, from University of Stellenbosch, give his reply.