【2/7】ダウ平均5万ドル突破・ビッグテックAI投資6500億ドル・1兆ドル時価総額消失

2月7日のビジネス速報をお届けします。 ▼ トピック 1. ダウ平均5万ドル突破 https://www.bloomberg.com/news/articles/2026-02-06/dow-jones-industrial-average-rises-past-50-000-for-first-time 2. ビッグテックAI投資6500億ドル・1兆ドル時価総額消失 https://www.bloomberg.com/news/articles/2026-02-06/how-much-is-big-tech-spending-on-ai-computing-a-staggering-650-billion-in-2026 3. Stellantis 260億ドル減損 EV撤退 https://www.cnbc.com/2026/02/06/stellantis-reset-business-electric-vehicles.html 4. Goldman Sachs × Anthropic AI会計自動化 https://www.cnbc.com/2026/02/06/anthropic-goldman-sachs-ai-model-accounting.html 5. Bill Holdings買収交渉 H&F https://www.bloomberg.com/news/articles/2026-02-06/h-f-said-in-talks-for-buyout-of-payments-firm-bill-holdings 6. Roblox好決算 https://www.cnbc.com/2026/02/05/roblox-shares-rocket-20percent-on-earnings-beat-strong-forecast.html 7. PJM電力不足60GW データセンター需要 https://www.bloomberg.com/news/articles/2026-02-06/pjm-sees-potential-60-gigawatts-power-shortfall-over-next-decade