Occurs when a firm produces the quantity that keeps the average total cost as low as possible and a firm that is perfectly competitive produces this quantity over time.
According to economic theory, perfect competition occurs when all businesses sell the same products, market share has no effect on price, businesses can enter or exit freely, buyers have complete or perfect information, and businesses cannot set prices.
Markets for farmers: Perhaps the closest real-world example of perfect competition is the typical farmers' market. Small producers sell products that are nearly identical at prices that are very similar.
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