Gripped by heavy economic sanctions and increasingly isolated from Western suppliers, Russia worked on Thursday to keep its factories and businesses running and stave off a return to Soviet-era scarcity.
As the central bank slashed interest rates again in an effort to prop up the economy, its chairwoman, Elvira Nabiullina, warned that the coming months would be “difficult for both companies and citizens” as the fallout on the Russian economy deepens more than three months into the…