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Grocery Prices Up 2.7% Year-Over-Year, BLS Data Shows

The U.S. Bureau of Labor Statistics' latest consumer price index shows grocery costs climbed 2.7% between August 2025 and August 2026. Over a longer stretch, the same basket of food items now costs 33% more than it did in August 2019, reflecting a sustained multi-year rise in food expenses.

Jemalloc 5.4.0 released with pinned-memory tracking and tcache overhaul

The jemalloc project shipped version 5.4.0, a maintenance-focused update spanning more than 160 commits aimed at reducing technical debt through refactoring, bug fixes, expanded test coverage, and portability fixes. Key additions include an EXTENT_ALLOC_FLAG_PINNED flag letting custom allocation hooks mark non-reclaimable mappings like HugeTLB pages for preferential reuse, plus new mallctl interfaces to report pinned-memory and mutex statistics. The update also replaces the old fixed tcache refill/flush policy with a dynamic system that adapts to observed demand, removing seven legacy tuning controls in the process.

Wage Growth Stalls as Economists Probe AI's Role in Pay Pressure

Fresh government data show U.S. wage growth trailing inflation, with the Employment Cost Index revealing a 0.4% year-over-year drop in real wages and salaries through June. Meanwhile, labor's share of nonfarm business income hit a record low of 52.8% in the second quarter, prompting economists to ask whether AI is beginning to squeeze pay even before it eliminates jobs outright. Research from Apollo Global Management suggests workers in AI-exposed occupations are already seeing slower real-wage gains.

Experts steer students toward anthropology, math and philosophy over computer science

A Wall Street Journal report cites experts recommending anthropology, mathematics and philosophy as college majors better suited to an AI-driven job market than computer science, whose recent graduates face a 6.1% unemployment rate versus a 5.7% overall rate. The experts argue these fields build distinctly human skills—like understanding behavior and abstract reasoning—that AI cannot easily replicate, even as long-term demand for software developers remains strong.

NBER Study Examines Long-Term Effects of Universal Child Care on Mothers

A new NBER working paper by researchers including Baker examines the long-run impact of a universal child care program, focusing on outcomes for mothers rather than just children. The study draws on data analyzed through the Canadian Research Data Centre Network, using British Columbia's research infrastructure to assess how access to subsidized child care shaped mothers' economic trajectories over time.

Economist Analysis: AI Has Created About 1 Million US Jobs, Far Outpacing Losses

The Economist reports that despite fears of AI-driven job destruction, US employment data shows no broad downturn: unemployment sits at 4.1% and young workers' job prospects remain strong. While companies like Microsoft, Meta, Block and Intuit have cut roles tied to automation—averaging about 16,000 AI-related layoffs monthly—the publication estimates AI has simultaneously generated roughly 1 million new jobs through data-center construction, startup hiring and new corporate AI roles, dwarfing the roughly 200,000 layoffs attributed to the technology since mid-2023.

Hacker News user floats idea for an intuition-first statistics textbook

A poster on Hacker News with a traditional Bayesian statistics background argues that most existing statistics textbooks fail to build genuine intuition, citing the interactive site Seeing Theory as a model of clearer teaching. They are polling the community on whether a book built around intuitive explanations would find an audience, and what resources people currently rely on to learn statistics.

South Carolina coroner confirms 6-week-old infant died of measles, contradicting RFK Jr.

A South Carolina coroner's office confirmed that a six-week-old infant's death was caused by measles, after HHS Secretary Robert F. Kennedy Jr. had disputed the CDC's inclusion of measles deaths in its official count. Kennedy directed new CDC director Erica Schwartz to remove the deaths from the agency's public data, and while she complied, internal records reportedly still list them.

LISEP's True Rate of Unemployment reveals deeper US job market gaps

The Ludwig Institute for Shared Economic Prosperity (LISEP) has developed the True Rate of Unemployment, a metric built from Bureau of Labor Statistics data that counts people without full-time work, those earning below a living wage of roughly $26,000 a year, and those with no job at all. The measure aims to give a fuller picture of financial hardship than the official unemployment rate captures.

Survey finds most U.S. adults struggle with basic statistics and p-values

A nationwide survey of 1,000 Americans presented at the 2025 Joint Statistical Meetings found that a quarter of respondents reported no understanding of statistics, while 37% said their familiarity was limited. Only about a quarter said they had learned some statistics in school, yet nine in ten said they would rely on statistics more often if they understood the concepts better.