Manhattan critical reasoning chapter 6 donut chain

Ak777

十年后的解答：
摘自外网：
The main concern of the argument depicts that the cost of the advertisement and free Donuts and coffee will be more than they can make by the new business which is generated through the promotion.

楼主理解没错，就是COST大。
背景：店主想搞促销，一计算发现促广告费和甜甜圈成本更大；
问：迷之自信的店主为何要搞促销。
答：促销还想回本？格局小了！细水长流，回头客源源不断。