The marginal revenue curve of a competitive price-taker is an horizontal line which is equal to the firm's
A competitive price-taker is a firm who does not have the power to set the price of his good or service. Market price is usually set by the forces of demand and supply.
An example of a competitive price-taker is a perfect competition. In a perfect competition there are many buyers and sellers of identical goods. So, no buyer can influence the price of the goods.
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