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Problem on effect of a price decrease on total revenue

1. Is it possible for any country to have made gains in access (at the expense of quality) of their rural healthcare system, without any gains in efficiency?  Explain using a PPF diagram.

2. If the own price elasticity for a good is -2.5, what is the likely effect of a price decrease on total revenue?

3. You’ve been asked to assess two alternatives to regulating a monopoly using a ceiling price. Option A is to set the ceiling price 25% below the monopolist’s equilibrium price. Option B is to set the ceiling price 50% below the monopolist’s equilibrium price. Assume your only concern is the efficiency consequences under each option. Which option is preferable? Explain.

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