A Mathematician with early access to XAI Grok 4.20, found a new Bellman function for one of the problems he had been working ...

We are always amused that we can run emulations or virtual copies of yesterday’s computers on our modern computers. In fact, there is so much power at your command now that you can run, say, ...

Social protection and labor systems promote better employment, prevent income loss, and protect people facing shocks and transitions. These programs are not just about helping people get by, they help ...