A World Trade Organization panel ruled Sept. 15 that Trump administration tariffs on $200 billion worth of Chinese goods are illegal, vindicating Beijing even if the United States has all but incapacitated the WTO’s ability to hand down a final, binding verdict.

GENEVA — More than half of all workplace tasks will be carried out by machines by 2025, organizers of the Davos economic forum said in a report released Sept. 17 that highlights the speed with which the labor market will change in coming years.