Family Genetics Tie Emotional Stability to Economic Outcomes
A within-family polygenic design linked to 19 years of Dutch tax records finds that emotional-stability propensity predicts higher earnings and wealth.
Scientists Report Seven Hours Saved Each Week With AI
Triangulating 15 million Gemini interactions, 2,600 specialized models, and a 600-plus scientist survey links AI use to nearly seven weekly hours saved.
Surgical Hubs Raise Physician Productivity by 14.5%
Ring-fenced elective facilities increased cost-weighted output per physician input while cutting average waits by 10 days, with larger gains from more complete separation.
GenAI Adoption Reduces Social-Skill Demand Within Roles
Difference-in-differences estimates from seven million postings link GenAI adoption to a 3.4% relative fall in social-skill intensity, not cognitive-skill displacement.
Better Netflix Recommendations Shift Viewing Toward the Middle Tail
An 8.5-million-user Netflix experiment finds that improved ranking raises engagement while moving recommendation-driven consumption from superstars toward moderately popular titles.
ChatGPT Exposure Polarizes Political Slant While Reducing Hostility
A difference-in-differences study of 6.88 million Reddit contributions links probable LLM assistance to wider ideological separation but lower toxicity.
