UZU News https://uzunews.com UZU News covers markets, including Markets, Investing and Economy, with clear reporting, context, and practical guides. en-US Wed, 02 Sep 2026 01:20:29 GMT Investing Analysis Finance News Markets Economy A high backtest Sharpe ratio proves little: what real validation requires https://uzunews.com/investing/why-a-great-backtest-proves-little-3.html https://uzunews.com/investing/why-a-great-backtest-proves-little-3.html Fri, 28 Aug 2026 08:58:09 GMT Karim Al-Rashid Investing What does out-of-sample mean in a forecasting paper? https://uzunews.com/analysis/what-does-out-of-sample-mean-forecasting-3.html https://uzunews.com/analysis/what-does-out-of-sample-mean-forecasting-3.html Wed, 26 Aug 2026 08:58:08 GMT Sofia Lindqvist Analysis SEC settles its first AI-washing cases for a combined $400,000 https://uzunews.com/finance-news/sec-first-ai-washing-settlements-model-claims-3.html https://uzunews.com/finance-news/sec-first-ai-washing-settlements-model-claims-3.html Mon, 24 Aug 2026 08:58:07 GMT Naomi Bergman Finance News How many signals were tested before this one worked? https://uzunews.com/investing/how-many-signals-were-tested-before-this-one-worked-b329667a.html https://uzunews.com/investing/how-many-signals-were-tested-before-this-one-worked-b329667a.html Fri, 21 Aug 2026 08:52:06 GMT Karim Al-Rashid Investing What replaced the guidance that has governed bank models since 2011? https://uzunews.com/analysis/what-replaced-the-guidance-that-has-governed-bank-models-since-2011-94446759.html https://uzunews.com/analysis/what-replaced-the-guidance-that-has-governed-bank-models-since-2011-94446759.html Wed, 19 Aug 2026 08:52:05 GMT Sofia Lindqvist Analysis Every backtest is one of many: what the trial count does to measured performance https://uzunews.com/finance-news/every-backtest-is-one-of-many-what-the-trial-count-does-to-measured-performance-bdca43b3.html https://uzunews.com/finance-news/every-backtest-is-one-of-many-what-the-trial-count-does-to-measured-performance-bdca43b3.html Mon, 17 Aug 2026 08:52:04 GMT Naomi Bergman Finance News What is 'probability of backtest overfitting,' and how is it actually measured? https://uzunews.com/markets/what-is-probability-of-backtest-overfitting-and-how-is-it-actually-measured.html https://uzunews.com/markets/what-is-probability-of-backtest-overfitting-and-how-is-it-actually-measured.html Sat, 15 Aug 2026 08:52:03 GMT Naomi Bergman Markets The Backtest Trap: Why a Great Historical Track Record Doesn't Prove a Forecasting Model Works https://uzunews.com/economy/the-backtest-trap-why-a-great-historical-track-record-doesn-t-prove-a-forecasting-model-works-e62c198f.html https://uzunews.com/economy/the-backtest-trap-why-a-great-historical-track-record-doesn-t-prove-a-forecasting-model-works-e62c198f.html Wed, 12 Aug 2026 08:52:02 GMT Rekha Patel Economy July FOMC holds again — this time with three members voting to raise https://uzunews.com/finance-news/fomc-july-2026-nine-three-vote.html https://uzunews.com/finance-news/fomc-july-2026-nine-three-vote.html Mon, 10 Aug 2026 12:00:00 GMT Naomi Bergman Finance News AI-washing is not a model failure: what the SEC's enforcement actually measured https://uzunews.com/finance-news/ai-washing-is-not-model-failure-what-sec-s-enforcement-actually-measured.html https://uzunews.com/finance-news/ai-washing-is-not-model-failure-what-sec-s-enforcement-actually-measured.html Mon, 10 Aug 2026 08:52:01 GMT Naomi Bergman Finance News The Fed's stress tests changed shape: what averaging does to comparability https://uzunews.com/analysis/stress-test-methodology-change-2026.html https://uzunews.com/analysis/stress-test-methodology-change-2026.html Wed, 05 Aug 2026 12:00:00 GMT Sofia Lindqvist Analysis BEA's first read on Q2 2026: real GDP grew 1.5 percent https://uzunews.com/economy/bea-gdp-advance-estimate-2026-q2.html https://uzunews.com/economy/bea-gdp-advance-estimate-2026-q2.html Sat, 01 Aug 2026 12:00:00 GMT Rekha Patel Economy What a fund's turnover ratio tells you, and what it doesn't https://uzunews.com/investing/fund-turnover-ratio-read.html https://uzunews.com/investing/fund-turnover-ratio-read.html Mon, 27 Jul 2026 12:00:00 GMT Karim Al-Rashid Investing Anatomy of a bid-ask spread: where the pennies go https://uzunews.com/markets/bid-ask-spread-anatomy.html https://uzunews.com/markets/bid-ask-spread-anatomy.html Thu, 23 Jul 2026 12:00:00 GMT Naomi Bergman Markets CPI cools to 3.5 percent in June, from 4.2 in May https://uzunews.com/finance-news/june-2026-cpi-report.html https://uzunews.com/finance-news/june-2026-cpi-report.html Sat, 18 Jul 2026 12:00:00 GMT Naomi Bergman Finance News How to evaluate an alternative data vendor: a working checklist https://uzunews.com/analysis/alternative-data-vendor-evaluation.html https://uzunews.com/analysis/alternative-data-vendor-evaluation.html Tue, 14 Jul 2026 12:00:00 GMT Sofia Lindqvist Analysis What is actually inside the dollar index? https://uzunews.com/economy/dollar-index-composition.html https://uzunews.com/economy/dollar-index-composition.html Thu, 09 Jul 2026 12:00:00 GMT Rekha Patel Economy What should robo-advisor rebalancing claims come with? https://uzunews.com/investing/robo-advisor-rebalancing-claims.html https://uzunews.com/investing/robo-advisor-rebalancing-claims.html Sun, 05 Jul 2026 12:00:00 GMT Karim Al-Rashid Investing What does trading volume measure, and what doesn't it tell you? https://uzunews.com/markets/what-volume-measures.html https://uzunews.com/markets/what-volume-measures.html Tue, 30 Jun 2026 12:00:00 GMT Naomi Bergman Markets Stress test 2026: 32 banks absorb $708 billion in projected losses https://uzunews.com/finance-news/fed-stress-test-2026-results-708-billion.html https://uzunews.com/finance-news/fed-stress-test-2026-results-708-billion.html Thu, 25 Jun 2026 12:00:00 GMT Naomi Bergman Finance News