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Brazil's stock index closed down 2.67%, the biggest drop since January 2023 after the Brazilian central bank raised interest rates.Sources: Boeing (BA.N) is expected to deliver the new Air Force One after Trump's next term.Google successfully attacked OpenAI：ChatGPT Vision was launched in the middle of the night. Yesterday, after Google enlarged its recruitment to release Gemini 2 and provided free services, OpenAI followed closely today (12-day conference Day6) and launched the long-awaited ChatGPT Vision function, bringing users a richer multi-modal interactive experience. In addition to the original advanced voice mode, you can now make video calls with ChatGPT, share the screen, and interact with Santa Claus in real time. The entire conference lasted for 11 minutes.

The balance of A-share financing reached a new high of more than 9 years. According to Wind data, as of December 11th, the balance of A-share market financing reached 1,875.85 billion yuan, a new high of more than 9 years. In the first three trading days of this week, the financing balance "increased three times in a row", with a cumulative increase of 22.579 billion yuan. Analysts believe that short-term ample liquidity and optimistic policy expectations are still the main support of the market. In the medium and long term, the A-share market is expected to continue to fluctuate upward under the dual promotion of policy expectations and economic trends. (china securities journal) The FTSE A50 futures index closed down 0.89% at 13,546.000 points in a row.

The nominee of the Trump Department of Transportation said that the agency will ensure "the safety of aircraft produced by Boeing."Broadcom: The artificial intelligence semiconductor business will surpass other businesses.JPMorgan Chase elected Michele Buck as a member of the board of directors.