A well-known financial writer argues that he can earn 177 percent per year buying wine by the case. Specifically, he assumes that he will consume one $15 bottle of fine Bordeaux per week for the next 12 weeks. He can either pay $15 per week or buy a case of 12 bottles today. If he buys the case, he receives a 10 percent discount and, by doing so, earns the 177 percent. Assume he buys the wine and consumes the first bottle today. Calculate the EAR.

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