Time Travel on Professional Profiles
A new NBER working paper by Nicholas Bloom, Gideon Moore, Lisa K. Simon, and Caelan Wilkie-Rogers finds that 19.7 percent of established U.S. LinkedIn users retroactively edit job titles or descriptio…
A new NBER working paper by Nicholas Bloom, Gideon Moore, Lisa K. Simon, and Caelan Wilkie-Rogers finds that 19.7 percent of established U.S. LinkedIn users retroactively edit job titles or descriptio…
Challenger, Gray & Christmas recorded 101,743 AI-cited U.S. job cuts through June 2026, nearly double the full-year 2025 total, and the NBER projects roughly 502,000 by year-end, but BCG projects 50-5…
A review of eight controlled studies comparing human, AI, and human-plus-AI performance finds that AI's advantage is not universal: it is large and reproducible on some tasks but reverses or disappear…
A new NBER working paper analyzing over 100,000 GitHub developers finds that AI coding tools boosted commits by up to 180% with autonomous agents, but gains fell to 50% for projects and 30% for releas…
A new analysis by Iain on the blog argues that the divide between AI 'foomers' and 'doomers' in software development is a systems failure, not a cultural one, citing NBER Working Paper No. 35275 which…
A software developer argues that the pressure to keep AI agents constantly coding is a manufactured fear that primarily benefits inference providers, not developers. Citing an NBER working paper from …
A systematic review of 181 documents, including 116 empirical studies, finds that AI-assisted software development accelerates code production more reliably than delivery, with controlled assistant st…
A new NBER study finds that while AI coding tools have dramatically increased the number of apps being developed, user adoption has not risen—most new apps receive little to no downloads or ratings. T…
A developer built a data pipeline using DSPy and Claude Code to analyze whether AI discourse changed in academic research and policy discussions during the ChatGPT era. The pipeline processes NBER jou…
A new NBER working paper tracking over 100,000 GitHub developers found that AI coding agents increased lines of code by 741% and pull requests by 65%, but shipped releases rose only 20% and end-user d…
A new edition of Nicolaus Copernicus's work on monetary theory has been released. A study published in *Management Science* found that faster replies to job applications significantly increase a candi…
A new NBER study finds that data center expansion in U.S. counties boosts total employment, construction jobs, house prices, and electricity prices. Researchers used facility-level data and shift-shar…
California's 2019 law requiring high schools to start no earlier than 8:30 a.m. led to students sleeping roughly 46 more minutes per night, with the share of teens awake before 6 a.m. falling 86%, acc…