在大多数经济领域中，是卖方试图用价格、质量和效用等各种诱因来吸引潜在的买家。
In most sectors of the economy, it is the seller who attempts to attract a potential buyer with various inducements of price, quality, and utility.
有些人表示移动电话能将非洲人带入全球经济圈，其作用远远大于汽车的效用。
Some agreed that they will be "more important than the car" in bringing Africans into the global economy.
金融学理论建立在，并且很多经济学的都是建立在，人们希望能使自己对，财富的期望效用最大化这一基础上。
What finance theory is based on — and much of economics is based on — the idea that people want to maximize the expected utility of their wealth.
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