Global bond yields are at their highest level since 2008, with the 30-year US Treasury touching 5% just before Treasury Secretary Scott Bessent announced a surprise increase of his department’s bond buyback program and Federal Reserve Chairman Kevin Warsh made his hawkish speech at Jackson Hole. So what’s driving yields higher? And what options do policymakers have to bring them down? In this episode,, we speak with Stanford professor Darrell Duffie, who’s been researching bonds for years, inclu