The year has seen new faces take on some old problems, but what has been achieved and does 2013 look any brighter? Kamahl Santamaria speaks to guests Rajiv Biswas in Zurich, he is the Asia Chief Economist at IHS - a global market information and analytics company and author of a new book called Future Asia; in London, Razia Khan, the head of research on Africa at Standard Chartered; and out of Stockholm, the CEO of Swedish telecommunications giant Ericsson, Hans Vestberg with us.