This week, Nobel Laureate economist Paul Krugman spoke with Joe and explained why he thought the federal government’s fiscal response to the coronavirus pandemic has been “way insufficient” so far. Rob Arnott, chairman and co-founder of Research Affiliates, joined to talk about oil's historic week. Yossi Sheffi, professor of engineering systems and director of Center for Transportation at MIT, discussed the impact on the oil market's supply chain. Then "the Godfather of ETFs" Reggie Browne, principal at GTS , came on to talk about the turmoil in USO and the future of the space.