Please LIST & DESCRIBE the 4 types of monopolies

natural monopoly. costs are minimized by having a single supplier Ex: Sempra Energy Utility.

geographic monopoly. small town, because of its location no other business offers competition Ex: Girdwood gas station.

government monopoly. government owned and operated business Ex: USPS.

technological monopoly.

hope i helped

the historians cited in the article all agree with one another about the cause of the civil war. despite coming from different backgrounds and cultures, the historians agree that slavery was the root cause of the civil war. the fact that all these historiansgenerally agree with one another makes their shared viewpoints more reliable and valid, especially because the historians have different backgrounds and all work for the well-respected institutions of howard university, clemson university, and the university of colorado.