Awkwardly for publishers, buying an e-book costs more than renting one but offers little extra value.

这对出版商而言却很尴尬。购买一本电子书比租用一本的花费更多，然而带来的收益增加却相当微小。

I usually buy clothes according to what I need and the cost.

我通常根据我的需要和价格买衣服。

On average, processing a return for $100 worth of merchandise bought online costs a company 26.50.

处理网上购买价值 100 美元的商品的退货，一家公司平均要花费 26.50 美元。

Instead, they are trying to save money by buying used cars, often less than 60 percent the cost of a new one.

相反，他们想购买二手车节省一笔费用，二手车价格通常不到新车的60%。

Ah, yes, and how much did buying his vote cost you?

是啊，收买他的投票花了你多少钱？