她没有经营咖啡店：“镇上有不少好咖啡店，”她说，但是她的店里提供免费无线上网还有两个软座供看书之用。
She doesn't have a cafe: "There are good coffee shops in town," she says, but her store offers free Wi-Fi and two overstuffed reading chairs.
如果这家咖啡店不愿意承担提供无线上网服务附带的机会成本，那么，它是否应该提供该项服务呢？
Should the coffee shop offer wireless Internet access if it isn't willing to accept the opportunity cost associated with it?
美国，以及其它一些国家大多数的星巴克咖啡厅还提供无线上网服务。
Most Starbucks in America, and in some other countries, provide wireless Internet access.
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