艾瑞里做了一个实验，发现在仅有两种“真正的"选择时，更多的人会选择更便宜的数字订阅方式。
Ariely ran an experiment and found that when only the two "real" choices were offered, more people chose the less expensive digital subscription.
把更多注意力集中在更便宜的可再生性能源如有机燃料以及更少集中在近海风能和太阳电池板的政策就会使东西便宜些。
Policies that concentrated more on cheaper renewables such as biomass, and less on offshore wind and solar panels, would make things less expensive.
由于客户推迟购买、选择更便宜的机票、将更多个人收入存入银行，航空公司正遭受巨大的收入损失。
Airlines are suffering huge revenue declines as customers put off purchases, trade down to cheaper fares and bank more personal income.
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