International Trade

The Biden administration’s restrictions on semiconductor technology exports to China are designed to help the US maintain as large a lead in technology as possible over rivals, said an official, who also addressed national security concerns such as China’s efforts to develop artificial intelligence that has military uses.

Add toilet paper to the list of products facing higher costs and fragile supply chains in the wake of Russia’s invasion of Ukraine.

A complete US ban on Russian aluminum threatens to upend a global market already reeling from multiple disruptions, throwing a spotlight on how China could fill any supply gap.