To tackle inflation, it helps to know what’s causing it

Why are prices rising so quickly? The pandemic, supply chain snarls and war in Ukraine are obvious culprits. But, c’mon, what about corporations padding their profit margins? Or just-in-time supply chains? Today, we try to piece together the inflationary puzzle. Plus: The U.S. is maintaining its global financial clout — for now, the trucking industry grapples with wait times at ports and warehouses, and stock buybacks make a comeback.