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【单选题】
Alexander lives in an apartment building and gets a $250 benefit from playing his stereo. Mary, who lives next door to Alexander and often loses sleep due to the loud music coming from Alexander’s stereo, bears a $350 cost from the noise. Mary would like to offer Alexander some money to turn down the volume on his stereo. If Mary had to hire a lawyer to draw up the contract, what is the maximum amount she could pay to the lawyer to ensure that both Alexander and Mary would benefit from the agreement?A.
an amount less than $100
B.
an amount between $100 and $250
C.
an amount between $250 and $350
D.
Any amount could result in both parties benefiting from the agreement.
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举一反三
【多选题】影响股票价格的因素包括（ ）。
A.
引起股票价格变动的直接原因是供求关系的变化
B.
在任何价位上，如果买方的意愿购买量超过此时卖方的意愿出售量，股价将会上涨
C.
从根本上说，股票供求以及股票价格主要取决于预期
D.
引起股票价格变动的直接原因是买卖双方力量强弱的转换
【简答题】引起股票价格变动的直接原因是_____的变化