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2. Say that a prot-driven monopolist with zero production cost is currently charging $100 per unit for their product. a) Say that the monopolist knows that there are two types of consumer in their market, and have gured out that (at the $100 price) group A has demand that is price inelastic and group B has demand that is price elastic. If the monopolist was able to practice third degree price discrimination, what would they do with this information? Explain your answer, including at least one plausible realaworld example of who groups A and B might be for some product. b) Give and explain a couple of different reasons why the monopolist may be unable to use third degree price discrimination. Thinking about group A, group B, and the monopolist, who would be better off in terms of surpluses under price discrimination, and who would be better off under the constant $100 price? Why