disadvantages of digital currency, Top stories

Scientists observed semi-Dirac fermion for the first time, and scientists from Pennsylvania State University and Columbia University joined hands to observe a special kind of quasi-particle-semi-Dirac fermion for the first time. Such quasi-particles have mass when moving in one direction, but lose mass when moving in the other direction. The researchers said that in-depth research on these quasi-particles is expected to promote the development of next-generation batteries, sensors and other technologies. Related papers were published in the new issue of Physical Review X.Economic Daily: "Stabilizing the stock market" strongly guides the stabilization of expectations. The Economic Daily article said that the key to stabilizing the stock market is to stabilize confidence. Recently, the stock market has been active in trading, and investors' confidence in the economic improvement and corporate profits has improved. All parties look forward to leveraging the stock market as the entry point to further stabilize the economy and steady growth. This expectation can only form a continuous positive feedback if it is mutually reinforced with the positive signals on the economic side. In the future, it is necessary to continue to improve the forward-looking, targeted and effective macro-control, urge all localities and departments to implement the defined policies and measures as soon as possible, solidly promote the economic upward, structural improvement and sustained development, and promote confidence boost and a virtuous circle and spiral rise in economic fundamentals.The Iraqi Foreign Minister talked with the French Foreign Minister to discuss the situation in Syria and combat extremism. On December 11th, local time, Iraqi Deputy Prime Minister and Foreign Minister Fuad Hussein talked with French Foreign Minister Barrow. During the call, the two sides agreed that the extremist organization "Islamic State" should be prevented from rebuilding its power. At the same time, the two countries should continue to carry out joint anti-terrorism operations in Syria and Iraq and continue to maintain cooperation in strengthening regional security and stability. The two foreign ministers discussed the security, military and political situation in Syria, and discussed the impact of the Syrian situation on Iraq and the region. The two sides stressed the need to promote the comprehensive political settlement of the Syrian issue led by the United Nations, ensure the full participation of all ethnic groups in Syria and safeguard their rights. The two sides agreed that in addition to communication with relevant countries and Syria's neighbors (including Turkey, Jordan, Lebanon and other Arab countries), Iraq and France should also continue bilateral coordination.

The rate of return of the money fund has reached a record low. Since December, the rate of return of the money fund has continued to decline. The annualized rate of return of Tianhong Yubao Money Fund, the largest, fell below 1.27% on the 7th, hitting a record low. According to industry insiders, the recently released "Self-discipline Initiative on Optimizing the Self-discipline Management of Non-bank Interbank Deposit Interest Rate" has a great impact on the Monetary Fund, and the superimposed interest rate is at a low level, and the yield of the Monetary Fund may continue to decline. As the income decreases, funds will look for new directions for allocation. Wang Menghan, an analyst at Zheshang Securities, said that compared with similar products, the advantages of money funds are tax exemption, liquidity and stable net value. Among them, for institutional customers, there are still tax exemption and liquidity demands, so there is little demand for reducing the holdings of money funds. However, for non-institutional investors, because the stability of the net value of the money fund will be obviously weakened, there is a demand to reduce the holdings of the money fund. (SSE)Trump's NASA candidate called his future SpaceX mission a "question mark". On Wednesday, Jared Isaacman, a billionaire in science and technology, who was selected by President-elect Trump, said that his planned private astronaut mission with Musk's SpaceX company "is still a question mark and may be put on hold for the time being" because he is going to enter the government department to lead NASA.Make professional investment easier, explore the application of AI big model in the financial field, and actively embrace big model technology in the financial field. Since the beginning of this year, both financial data terminals and financial technology leaders have actively launched applications based on large models. Related applications are concentrated in high-frequency fields such as man-machine dialogue, intelligent investment and research, and intelligent investment and care, which makes the function of artificial intelligence in assisting investment gradually perfect. Many interviewees said that with the help of artificial intelligence technology, ordinary investors can realize professional-level analysis and decision-making process. This means that the "inclusive" era of professional investment will accelerate. (SSE)

The United Nations General Assembly voted to pass two Gaza-related resolutions, and the United States and Israel voted against them again. On December 11th, local time, the 10th emergency special session of the United Nations General Assembly resumed. Before the end of the General Assembly, the General Assembly voted to adopt two resolutions, calling for a ceasefire in Gaza and the release of detainees, and supporting the activities of UNRWA. Among them, the resolution supporting the United Nations Relief and Works Agency for Palestine Refugees in the Near East in fulfilling its mandate received 159 votes in favor, 11 abstentions and 9 votes against. The resolution affirmed its full support for the Agency's mission and denounced the relevant Israeli legislation. The resolution calling for a ceasefire in Gaza received 158 votes in favour, 13 abstentions and 9 votes against. The resolution once again called on Gaza to cease fire and release the detainees, and emphasized the importance of accountability. The United States and Israel voted against both resolutions. Front page of China Securities Journal: Give better play to the role of "stabilizer". The reform of the investment side of the capital market has been solidly promoted. The front page of China Securities Journal stated that efforts should be made to break through the blocking points of social security, insurance, wealth management and other funds entering the market, steadily promote the reform of industry rates in Public Offering of Fund, and vigorously develop equity funds, especially indexed investment ... Recently, the reform of the investment side has been accelerated, helping to improve the function of the capital market in which investment and financing are coordinated. Market participants expect that in the next stage, around the key directions such as guiding "long money" to enter the market, enriching the product system, and promoting the development of indexed investment, the reform of the investment side will continue to be solidly promoted, and more new measures are expected to be researched and introduced, which will introduce more incremental funds to the market and better play its role as a "stabilizer" of the market. The market expects that the acceleration of investment-side reform will significantly increase the scale and proportion of medium and long-term capital investment, promote the long-term investment behavior and enhance the inherent stability of the capital market.