An oligarchy is any type of government in which power is held by relatively few people. An oligarchy may take many different forms. For example, a republic may be an oligarchy if only a relatively...
There are no advantages to oligarchy, the only ones who profit from it are the super rich. All of the other people are slowly moved into poverty and become wage slaves for corporations and the...
An advantage would be that the decisions would be made very fast, but the disadvantages are that the decisions would only be made by a small group of people so not everyone gets want they want.