Europeans still question how to enforce a price cap on Russia’s shipments of the commodity to allow its continued sale globally By Andrew Duehren and Laurence Norman A U.S. push to pare back one of the European Union’s sanctions on Russian oil has tentatively started...

Money supply is still hampered by practical problems but might offer insights into how spending boom lifted prices By Greg Ip Milton Friedman is having a moment. The Nobel Prize-winning economist, who died in 2006, famously declared that inflation is always and...