how does a digital currency work Knowledge

Bank for International Settlements: The biggest threat to global stability is the debt carnival of governments. The Bank for International Settlements (BIS) said that the biggest threat to world economic stability is the government's borrowing habits, and the recent changes in market sentiment should be vigilant. Claudio Borio, a senior official of BIS, said in his quarterly report that priority should be given to repairing public finances before the panic of bond investors spreads. "The global financial outlook is still very worrying," said the retiring head of the BIS monetary and economic department. "The trajectory of government debt poses the most serious threat to macroeconomic and financial stability."US Treasury Secretary Yellen: I also expressed my concern about fiscal responsibility. We need to cut the deficit. I hope that Congress can try to pay for any extension of Trump's personal tax cuts passed in 2017.The commander of Syrian democratic forces said that under the mediation of the US, Syrian rebels and Syrian democratic forces reached a ceasefire agreement in the northern city of Mambiji.

The US dollar index rose more than 0.2%, the Japanese yen once fell below 152, and the NZD fell by 1.1%. On Tuesday (December 10th) in late new york, the ICE dollar index rose by 0.25% to 106.407 points, and then rebounded to 106.040 points at 14:31 Beijing time, and rose to 106.637 points at 23:53. The dollar rose 0.49% against the yen to 151.95 yen, and the intraday trading range was 150.90-152.18 yen. The euro fell 0.27% to 1.0528, the pound rose 0.17% to 1.2772, and the dollar rose 0.54% to 0.8829 against the Swiss franc. Among commodity currencies, the Australian dollar fell by 0.95% against the US dollar, the New Zealand dollar fell by 1.10% against the US dollar, and the US dollar rose by 0.07% against the Canadian dollar.Chicago corn futures rose more than 1.5%, and the monthly report of USDA made the agricultural products market violently fluctuate. On Tuesday (December 10th) in late new york, CBOT corn futures rose 1.53% to 4.48-1/2 USD/bushel. After USDA released its inventory forecast report at 01:00 Beijing time, it broke the sideways consolidation state around 4.42 USD earlier in the day and accelerated. CBOT wheat futures rose 0.76% to $5.61/bushel. After the release of USDA monthly report, it fell below $5.56, then rebounded and refreshed above $5.63. CBOT soybean futures rose 0.53% to $ 9.95-1/4/bushel, and the USDA monthly report fell back to a level close to $9.90, then rebounded and approached the daily high of $10 refreshed at 23:41. Soybean meal futures rose by 0.97% and soybean oil futures fell by 0.21%.Brent crude oil futures closed at $72.19 a barrel, up 0.07%.

New players run into REITs to upgrade their quality and expand their scope to a higher level. Several head public offerings have begun to test the REITs field. Some fund companies have issued three new products in less than three months, and small and medium-sized public offerings are also eager to try ... Recently, the new speed in REITs field has not diminished. In December, five products have been launched, which is a new high for a single month in the year. The number and scale of new REITs products have reached a record high this year. In the interview and investigation, the reporter found that "making efforts to serve the real economy", "conforming to the market investment demand under the low interest rate environment" and "the future development space of REITs market is broad" have become an important driving force for many fund companies to actively deploy such products. (CSI)A new generation of quantum chips has achieved a breakthrough in error correction capability. According to a paper published in Nature magazine on the 10th, Google's latest generation of quantum chips has achieved a breakthrough in error correction capability, that is, the error is suppressed below a critical threshold. This quantum error correction function is considered as a necessary condition to realize the practical application of quantum computing in the future. After the performance of the chip is expanded, it may be able to promote the operation requirements of large-scale fault-tolerant quantum computing. (Science and Technology Daily)The three major European stock indexes closed down across the board. The German DAX index fell 0.08% to 20329.16 points, the French CAC40 index fell 1.14% to 7394.78 points, and the British FTSE 100 index fell 0.86% to 8280.36 points.