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【单选题】
For a competitive market,A.
a seller can always increase her profit by raising the price of her product.
B.
if a seller charges more than the going price, buyers will go elsewhere to make their purchases.
C.
a seller often charges less than the going price to increase sales and profit.
D.
a single buyer can influence the price of the product but only when purchasing from several sellers in a short period of time.
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举一反三
【简答题】“奇葩”一词最早出自哪位文学家所写的《美人赋》?
【单选题】“实事求是”一词最早出自《汉书》,毛泽东在哪篇著作第一次对对实事求是作出了科学的解释( )
A.
《反对本本主义》
B.
《改造我们的学习》
C.
《矛盾论》
D.
《实践论》