This phenomenon has rendered the airline business largely unprofitable – and customers increasingly unhappy. Quality used to be included in the price of a ticket; now, with surcharges for seat selection, meals, and the like, customers are charged for it separately.
这个故事告诉我们，数字并不会告诉我们一切。我们最终专注于价格是因为我们可以衡量它，排除其他作用因素吗？这一现象让大部分航空公司处于亏损状态——顾客越来越不满意。质量曾经被包括在机票的价格中；如今，质量以选座、选餐等各种附加费用单独收费。