The published NBER chapter by Sam Manning and Tomás Aguirre finds 3.3 million U.S. workers in jobs that are both highly exposed to AI and low in adaptive capacity, down from 6.1 million in the January working paper.
An NBER working paper using German worker survey data finds an index of AI's comparative advantage explains almost 60% of cross-occupation differences in adoption, versus 14% for exposure alone.