Money talks: Davos in the spotlight

China's president has addressed the World Economic Forum, the first Chinese head of state to do so. We assess his message to Donald Trump. Plus the author of the “Second Machine Age” Erik Brynjolfsson on why governments are failing to address the downsides of automation. And Harvard’s Ken Rogoff examines the The Curse of Cash and why reducing our dependency on it might be a good thing For information regarding your data privacy, visit acast.com/privacy