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WASHINGTON — The World Bank is downgrading its outlook for the global economy, blaming continuing outbreaks of COVID-19, a reduction in government economic support and ongoing bottlenecks in global supply chains.

More stringent COVID-19 vaccine requirements set to take effect at the borders may put new pressure on freight traffic between the United States and Canada, experts said.

General Motors said it will recognize California’s authority to set vehicle emission standards under the Clean Air Act.

Massachusetts DOT told federal regulators overseeing the potential purchase of Pan Am Railways by competitor CSX that the state needs CSX to guarantee track access for east-west passenger trains through Springfield.

Federal trucking regulators are seeking emergency White House approval to take a first step toward a driver apprenticeship program included in last year’s sweeping $1 trillion infrastructure bill as a near-term measure to help alleviate the trucking industry’s ongoing driver shortage.

The Supreme Court appears divided on legal challenges centering on the scope and federal authority of the Biden administration’s sweeping proposed COVID vaccine mandate, which would require private-sector firms to vaccinate or test tens of millions of employees.

U.S. employers added fewer jobs in December than forecast, while the jobless rate fell below 4% and wages jumped, adding to evidence of a tight labor market that’s expected to help spur Federal Reserve interest rate liftoff as soon as March.

Deere & Co. is being cautious in its rollout of self-driving tractors, a technology which the agriculture industry thinks could revolutionize farming.

A suspension of trucking services in several parts of east China’s Zhejiang province has slowed the transportation of manufactured goods and commodities through one of the world’s most important ports.