你可以什么费用都不收取，一美分，一美元，或者十亿美元。
You can charge nothing, a penny, a dollar, or a billion dollars.
由于受到一系列精心设计的日常暗示的影响，消费者几乎不假思索地吃着零食，或者擦拭柜台，这些行为习惯已经帮助各公司赚取了数十亿美元的收益。
These habits have helped companies earn billions of dollars when customers eat snacks or wipe counters almost without thinking, often in response to a carefully designed set of daily cues.
由这种类型的项目引起的尤其强烈，因为它们规模巨大而且人们能从中赚得大量金钱，”布朗说，“问题是，你认为官方有着系统上的问题，他们或者在用每月几千美元决定着那些价值美元几十亿的项目。 所以它真的是一个绝对的灾难。”
For these type of projects it's particularly intense because of the size of them and the amount of money people can earn, " Brown said.
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