Economists have come up with a wide range of estimates for that multiplier.

经济学家们对此提出了各种各样的估计。

AI experts have a wide range of estimates regarding when artificial general intelligence will emerge, but according to some surveys, many believe it could happen this century.

人工智能专家们有一个大约的估计，关于人工通用智能出现的时间，但一些调查显示，许多人认为它可能在本世纪发生。