Nobel-winning economist Christopher Pissarides says AI won’t revive rapid productivity growth, with up to 40% of UK and US jobs largely unexposed.

Apollo Chief Economist Torsten Slok warns there’s reason to be concerned about AI being unable to yet generate returns on investment.

The Nobel laureate says AI will leave many jobs largely untouched, arguing productivity gains are unlikely to match the technology boom that transformed economies in the 1980s and…