Mark Mason, Jack Porter, and Mark Wolfson were elected to the NBER Board of Directors at the Board’s September 28 meeting.

We analyze the academic affiliations of nearly 6,000 award-winning researchers in 18 major fields in the natural sciences, engineering, and social sciences from the 1820s to the 2020s, focusing on the ...

We use newly linked IRS data to study how US multinationals use tax-planning structures that exploit mismatches between US and foreign tax laws. In 2016, these structures accounted for 36% of foreign ...

Stressful events are associated with long-term adverse health impacts, but the causal mechanisms linking exposures to disease remain poorly understood. One mechanism is persistent changes to hormonal ...

Using two large national U.S. insurance claims databases and a novel natural experiment, we assessed differences in prevalence of ADHD and autism among children whose gestational periods were impacted ...

Several countries are adopting social media bans for teenagers, yet early evidence suggests limited adherence to the age-based restrictions. Such bans ask platforms to remove profitable customers and ...

We show how fertility delays compound across generations to raise age at first grandmotherhood. Under the 1960 first-birth schedule median grandmotherhood came at 44. Under the 2024 schedule it is 57, ...