Technological advancements like the personal computer and the medical discoveries promote public interests as though they are guided by the invisible hand.
The invisible hand in economics can be used to describe those unseen forces that are known to control demand and supply in the market.
It is very important in the economy due to the fact that it allows the market to get to equilibrium.
Read more on the invisible hand here:
https://brainly.com/question/1056081