Overview of important developments overnight on September 1

21:00-7:00 Keywords: OpenAI, Dragoneer, Wash, Iran 1. Wash: U.S. economic growth seems to have strengthened;2. Iran says more than 90% of missiles are still in use;3. JPMorgan Chase: Fundamentals are still strong, but U.S. stocks must first reduce risks; 4. OpenAI advertising revenue reaches US$1 billion annually, accelerating the IPO narrative; 5. Dragoneer raises US$1 billion in renewal funds, with the original target of US$2 billion;6. Federal Reserve Chairman Kevin Wash said the surge in global investment is reversing the savings glut; 7. Federal Reserve Chairman Walsh appeared at the G20: Farewell to "long-term stagnation", the world is welcoming a wave of investment.