Economists question whether such moves signal a broader shift in the labor market or simply reflect company-specific adjustments.

Block said Thursday it's laying off more than 4,000 employees, or about half of its headcount.

The Twitter co-founder says artificial intelligence "fundamentally changes what it means to build and run a company."

La compañía de Jack Dorsey se deshace de casi la mitad de su plantilla

Block, Jack Dorsey's payments company, will cut 6,000 of its 10,000 workers as it embraces AI. CNBC's Steve Sedgwick says it's the biggest story of the week.

Block, Amazon and CrowdStrike have recently announced significant job cuts. Mass layoffs can create unique financial and career challenges for workers.

Shares in company increased over 20% as investors were encouraged by CEO’s assertion that cuts will drive profits

Economists question whether such moves signal a broader shift in the labor market or simply reflect company-specific adjustments.

In cutting nearly 40% of its workforce, Block loudly professed that the days of AI taking the jobs of humans has arrived.