The United Nations General Assembly voted on Friday to adopt a new world map that reflects countries' true relative sizes, after African nations urged the UN to right a centuries-old wrong.

(Forthcoming Article) - We characterize the contribution of immigrants to US innovation. Leveraging new data, we use age of SSN assignment to identify immigrant status. Immigrants represent 16 percent of inventors, but authored 23 percent of patents. Immigrant inventors contribute to knowledge diffusion across borders. They disproportionately rely on foreign technologies and inventor collaborations. Using variation from premature inventor deaths, we find immigrant inventors create stronger innovation productivity spillovers on their collaborators, as compared to US-born inventors. A simple model implies immigrants are responsible for 32 percent of aggregate innovation, over half of which is due to human capital externalities on US-born collaborators.

A new paper in Psychological Science (.htm) reports a failure to replicate Study 2 of Ariely and Wertenbroch’s influential article entitled, “Procrastination, Deadlines, and Performance: Self-Contr…

Evidence from a US government lottery shows that restricting foreign low-skill workers shrinks businesses without creating jobs for Americans.

Why we’re publishing a free, searchable, and ungated archive featuring a quarter-century of USAID evaluation reports.

Job title: Postdoctoral Fellow  (303060), Employer: University of Oslo, Deadline: Thursday, September 10, 2026

« J’exhorte la communauté internationale à soutenir les efforts visant à instaurer un cessez-le-feu immédiat », a déclaré le souverain pontife, au sujet d’un conflit qui a fait des dizaines de milliers de morts et déplacé des millions de personnes.