The national debt has just surpassed $34 trillion for the first time.\xa0On today's show, Paul Krugman, Nobel laureate in economics,\xa0New York Times\xa0columnist, distinguished professor at the City University of New York Graduate Center, and the author of (now in paperback)\xa0Arguing with Zombies: Economics, Politics, and the Fight for a Better Future\xa0(W. W. Norton & Company, 2020), explains how that happened and where inflation may be headed in 2024.