*WILL MARK BRAINLIEST* Identify and explain the importance of this invention and how it changed the U. S.

McAfee rely on economist Paul Krugman to explain the connection between invention and growth: ... of the role of technological invention in economic growth. ... “The Trajectory of the United States in the World-System: A ... In terms of human welfare, the most important changes are happening outside our.

Explanation:

this defines the ability for a flex item to grow if necessary. it accepts a unitless value that serves as a proportion. it dictates what amount of the available space inside the flex container the item should take up.

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