Ian Bremmer, in the midst of a serious global crisis, explains what a geopolitical recession is - because we're in one. And it makes the ability to respond to coronavirus a lot more difficult than it normally would be.

We have economic recessions, boom and bust cycles, every seven years on average since World War II. We have tools to respond in terms of stimulus and fiscal expansion and monetary easing. And we even can identify and define a technical recession as when you have two consecutive quarters of negative growth.