Why were these people called carpetbaggers?

The term carpetbagger, used exclusively as a pejorative term, originated from the carpet bags (a form of cheap luggage made from carpet fabric) which many of these newcomers carried. The term came to be associated with opportunism and exploitation by outsiders.

Explanation:

a factory opens that mass-produces light bulbs.

explanation:

not sure if that's an answer to your questions but this is an example! : )

answer; john locke;