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In a perfectly competitive market, industry demand is: P = 850 – 4.2Q, and industry supply...

In a perfectly competitive market, industry demand is: P = 850 – 4.2Q, and industry supply is: P = 250 + 4Q (Supply is the sum of the marginal cost curves of the firms in the industry). If instead all of the firms behave as a cartel, prices will increase by ____. Hint: Round your answer to two decimal places

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