The uncontrolled coronavirus outbreak is prompting government officials across the nation to impose new restrictions on consumers and businesses, sapping the economy’s momentum and delaying the recovery of millions of jobs lost during the recession. Washington’s failure to provide additional financial support is compounding the economic distress. Though Federal Reserve Chair Jerome H. Powell this week repeated his call for a fresh round of pump-priming, the economy for now is left to navigate a winter of disease and loss unaided. On Friday, Virginia Gov.