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Clarissa Kessler operates a store that sells toys. Her business suffered tremendously when a giant discount store chain opened a store in the area and is able to sell its products for less than Clarissa's wholesale cost

Is this evidence of illegal price discrimination on the part of the discount store chain? A) No, even if the price discrimination is based on differences in cost, the law states that it is not illegal. B) No, because it can be argued that the discount store chain is justified in charging lower prices because it is a large-volume buyer and is able to purchase toys at a lower wholesale price than Clarissa. C) Yes, it is clearly a violation of the Robinson-Patman Act. D) Yes, the discount store chain is engaging in predatory pricing.

Activists-believe that AD is unstable because

A) business and consumer attitudes and expectations shift. B) monetary policy is variable. C) fiscal policy effects are unpredictable. D) Both B and C are correct.