a monopoly is a firm without market power. all of the answers are correct.
The capacity to increase a product's price and increase sales is known as market power. Government rules or patent protection may result in market power. A company without market strength is a monopoly. Because they have the ability to influence a market's supply or demand, monopolies, oligopolies, monopsonies, and oligopolies all have market power. Limiting supply in a market might result in a monopoly or oligopoly that drives up the cost of a good. Demand for a company's goods must be rigid in order for it to have market dominance. This indicates that there is a constant need for the goods, regardless of its price.
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