Microsoft's announcement this week it plans to lay off 10,000 workers shows that, like others in the tech sector, the company isn't immune from the forces of economic slowdown. Microsoft President/Vice Chair Brad Smith joins Julia in Davos to discuss.  Also on today's show: International Energy Agency Executive Director Dr. Fatih Birol, Hong Kong Stock Exchange (HKEX) CEO Nicolas Aguzin.  To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices