Have a read on market structures (http://en.wikipedia.org/wiki/Market_structure) and tell me how many really fit your model of perfect competition. Where do you think the automotive industry fits? The oil industry? The mass consumption supermarkets? etc.
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Have a read on market structures (http://en.wikipedia.org/wiki/Market_structure) and tell me how many really fit your model of perfect competition. Where do you think the automotive industry fits? The oil industry? The mass consumption supermarkets? etc.