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# Economics Costs

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1. If a reduction in price of good A from \$ 30 to \$ 20 leads to a rise in the amount sold from 100 to 150 units, what would be the Marginal Revenue ?
2. (Original post by 6002)
If a reduction in price of good A from \$ 30 to \$ 20 leads to a rise in the amount sold from 100 to 150 units, what would be the Marginal Revenue ?
Difference in price x difference in units sold

10 x 50 =\$500

I haven't studied this but I think its a fairly safe bet

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