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At an online event held by the Washington-based think tank Peterson Institute for International Economics on Wednesday, Powell warned that a prolonged recession and weak recovery from the pandemic could lead to an extended period of low productivity growth and stagnant incomes.
At least five Nobel laureates have set up their research institutes in Shenzhen. Among them, Arieh Warshel, a Nobel laureate in chemistry in 2013, said, "Shenzhen has a lot of high technologies which allow you in principle to innovate and collaborate, (and) a lot of resources which help innovation."
At an altitude of about 5,000 meters near the southwestern tip of Ngari, the oxygen level is just 40 percent that at sea level.
Ash was also a new hazard for residents of Hawaii's Big Island, already grappling with volcanic gas and lava that has destroyed 37 homes and forced the evacuation of about 2,000 residents.
At Guilin Women and Children's Hospital, doctors saved 140 pregnant women in critical condition in the first half of the year. The oldest pregnant woman treated so far this year was 56, the report said.
来源：资阳报