🔥 Trending now in : US Democrats still face big questions, despite election wins Courtney Subramanianin Washington Watch: US election night’s big winners… in 90 seconds A year after the Democrats found themselves out of power and without a leader, the party is standing at a crossroads. After months of downbeat introspection, three election races this week gave them a …

[Submitted on 30 Oct 2025 (v1), last revised 5 Nov 2025 (this version, v2)] View a PDF of the paper titled Bridging the Gap between Empirical Welfare Maximization and Conditional Average Treatment Effect Estimation in Policy Learning, by Masahiro Kato View PDF HTML (experimental) Abstract:The goal of policy learning is to train a policy function that recommends a treatment given …

Refresh 2025-11-06T14:48:57.530Z Double, Double, AI bubble? The trading floor of the New York Stock Exchange. (Image credit: Michael M. Santiago via Getty Images) Is the artificial intelligence boom about to bust? We’ve watched dissent surrounding the technology’s dubious profitability percolate from tech bloggers through social media all the way up to big news organizations over the past few months, with …