【題目】 The prisoners’ dilemma is a simple game in which： one party is made better off and another worse off by following independent self-interests. both parties gain by following their own self-in terests. no one gains because each acts indepen ...
題目：Suppose the demand for gourmet coffee can be represented by a linear demand curve. When income rises cause the demand curve for gourmet coffee shift to the right parallelly: 答案：becomes less elastic at the price that prevailed before the change in income
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