I'm sorry I just really need some points :(
Answer:
The best guess that I have is Democracy.
Explanation:
Democracy is a form of government that the people have some authority.
The correct answer is "they are very profitable for owners, but usually result in dissatisfied producers and consumers.
The reason for this is because a monopoly controls all commerce in that particular market. When a monopoly has control, it can decide what prices to sell its goods, and often leaves buyers/consumers dissatisfied.
