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General Motors (GM): The unmanned business Cruise and GM Technical team will be merged, and the plan is expected to be completed in the first half of 2025.The pharmacy chain WBA closed up 18%, the biggest one-day increase since at least 1980, and the company negotiated to sell it to a private equity firm.Top 20 US stock turnover on December 10th: Microsoft shareholders opposed the bitcoin investment proposal. On Tuesday, Microsoft, the fifth largest US stock turnover, closed down 0.60% with a turnover of 8.876 billion US dollars. On Tuesday, December 10th, Eastern Time, the shareholders of Microsoft voted against a proposal to allocate Bitcoin, arguing that it was not in the long-term interests of shareholders, and pointed out that Microsoft's existing strategy was already evaluating various investable assets including Bitcoin, which was part of Microsoft's broader investment framework. Earlier, Microsoft's board of directors urged shareholders to reject a suggestion from the National Center for Public Policy Research that the company invest 1% of its total assets in Bitcoin to hedge against inflation. (Global Market Broadcast)

The FTSE A50 futures index closed down 0.05% at 13,569.000 points in a row.Market information: Trump's nominee for finance minister, Bertrand Besson, said that Federal Reserve Chairman Powell can complete his remaining term.Nearly half of the listed securities firms announced the roadmap of improving quality and increasing efficiency. Recently, Capital Securities and two listed securities firms in central china securities successively disclosed the action plan of "improving quality, increasing efficiency and paying more attention to returns" in 2024, and disclosed the company's next plan from many aspects, such as strengthening functional positioning, improving operating quality and enhancing investors' returns. Since Founder Securities announced the action plan of "improving quality, increasing efficiency and paying more attention to returns" in 2024 in April this year, by the time of china securities journal's press release on December 10th, there were 20 A-share listed brokers who announced relevant announcements and carried out relevant actions, accounting for nearly half. Combing the schemes disclosed by brokers, it is found that, while actively responding to the development of financial services to the real economy and new quality productivity, in the face of the competitive environment where industry concentration is expected to be further enhanced and the "Matthew effect" is further intensified, brokers with different characteristics and sizes have also combined their own endowments in their action plans to disclose future differentiated competitive ideas. (CSI)

Market information: US federal judge blocked Kroger's $24.6 billion acquisition of Albertsons.US Department of Defense: the State Council approved the sale of vehicle maintenance equipment to Kuwait, with an estimated value of $300 million.AI can solve partial differential equations thousands of times faster than before, and partial differential equations play an important role in engineering and science. In a recent study, scientists from Johns Hopkins University in the United States have developed a new artificial intelligence (AI) model called "Differential Mapping Operator Learning" (DIMON), which can solve complex partial differential equations on personal computers, thousands of times faster than before, and is expected to "show its talents" in the fields of aerospace, automobiles and medicine. Related papers were published in the journal Nature Computational Science published on the 9th. (Science and Technology Daily)