当价格介于5到10之间时，市场需求与买家1的需求相同，即10—p。
For a price between 5 and 10, market demand is buyer 1's demand, or 10 -p.
本来各不相同的(国际)市场突然有了一个相同点：是同样一批基金买家。
Diverse markets suddenly have something in common: the funds that have bought into them.
在那个时候，买家在市场上购买粮食相当于相同。
At that time, buyers in the market to buy food equivalent to the same.
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