How are investors reacting to concern over the US debt ceiling? We talk to Joshua Raymond, the Chief Market Strategist at City Index. President François Hollande is in South Africa, hoping some important deals will be signed. And could a French economist be in line for the prestigious Nobel prize in economics? We look at the two frontrunners from France.<br /><br />http://www.france24.com/en/taxonomy/emission/20550<br /><br />Visit our website:<br />http://www.france24.com<br /><br />Like us on Facebook:<br />https://www.facebook.com/FRANCE24.English<br /><br />Follow us on Twitter:<br />https://twitter.com/France24_en