Mixed picture on Christmas sales, insurance costs rise, and the latest speech-enhancing tech

Among Ian King's guests are: Paul Martin from KPMG talking about retail sales; David Flandro from broker Howden about the sharp rise in the cost of reinsurance; City AM's editor Andy Silvester explains why the paper's going digital-only on Fridays; and the Sonova Group's Martin Grieder talks about speech-enhanced hearable technology