新冠后，人变懒了。

来源: 于 2022-05-05 09:16:22 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

US worker productivity fell at the fastest rate

in nearly 75 years

 

https://www.cnn.com/2022/05/05/economy/us-productivity-first-quarter-2022/index.html