1. A Harvard study published in the journal Neuron found that the human brain is still underdeveloped at the age of 18 and does not mature until the age of 30. From adolescence to the twenties and thirties, the key to the change of the brain is the thinning of gray matter and the thickening of white matter, but by the time the brain is 30 years old, all the indexes are basically in relative balance. The main difference between people under 30 and those over 30 is that the former is more likely to be distracted, and people under 30 tend to show immaturity when faced with complex situations.

2.US President Joe Biden announced on March 6th that he would start handing out US$1400 in bail-outs to eligible individuals this month. After the Senate voted to pass the bill on the same day, Biden said that the COVID-19 rescue bill will help American families and businesses tide over the difficulties and gradually fulfill his promises to the American people.

3. According to data released by the Brazilian Ministry of Health, there are 69609 new confirmed cases of COVID-19 in Brazil, with a total of 10938836 confirmed cases, 1555 new deaths, a total of 264325 deaths, and a total of 9704351 cured cases. South American Football Federation and FIFA officially announced on the 6th that the two rounds of qualifying matches for the 2022 World Cup in South America, originally scheduled for March, will be postponed to September or October this year.

4.United Nations Food and Agriculture Organization: in February, the FAO food price index was 116 points, up 2.4% from the previous month and 26.5% from a year earlier. Global food prices have risen for the ninth month in a row. Among them, the price of sugar rose 6.4 per cent from the previous month, the vegetable oil price index rose 6.2 per cent from the previous month, reaching the highest level since April 2012, and the price indices of dairy products, grains and meat rose 1.7 per cent, 1.2 per cent and 0.6 per cent respectively. 

5.The Fed is firmly committed to achieving its goals, but it is still a long way from being achieved. Recent volatility in the bond market has attracted its attention, fearing that market conditions are in disorder or financial conditions continue to tighten, threatening the achievement of the Fed’s goals. Inflation is expected to rise as the economy recovers, deep-rooted low inflation is unlikely to disappear soon and the maximum employment target is unlikely to be reached in 2021. The current policy position is appropriate, and if the situation changes substantially, the Fed will use the tools and will not raise interest rates until the conditions are met. 

6.The Congressional Budget Office: release the long-term Budget Outlook. Federal debt held by the public will reach 102% of GDP at the end of fiscal year 2021 and 202% of GDP in fiscal year 2051. A long-term sharp rise in debt will increase future borrowing costs and the risk of a fiscal crisis. The House of Representatives has voted to pass the $1.9 trillion economic stimulus package proposed by President Joe Biden, which is being discussed by both parties in the Senate. If the plan is implemented, the US fiscal deficit for fiscal year 2021 will increase further.

7.US Secretary of State Abraham Lincoln sent a letter to Afghan President Ghani, calling for a reduction in violence in Afghanistan over the next 90 days and for the United Nations to take the lead in peacekeeping matters. U.S. troops in Afghanistan will withdraw after May 1. Blinken’s letter was first published by the Afghan news media and confirmed by the New York Times. 

8.The Greek government plans to create safe areas free of the COVID-19 epidemic in the Aegean and Ionian islands through mass vaccination, thus taking the first step towards reopening the national tourism market. The “No  COVID-19 epidemic Island Project” will be completed before the arrival of the traditional festival on May 2. 

9.11.9 per cent of the world’s billionaires are women. According to Forbes, the richest women in the world are Francoise Bettencourmeyers and her family, who own 33 per cent of L’Or é al and are worth $71.4 billion. Two of the top 10 are from China ($31.4 billion for Yang Huiyan of NO.5 country Garden and $23.5 billion for Zhong Huijuan of NO.8 Hengrui Medicine) and five from the United States.