ed to sell them at a net lo; the popular item cost $1.07 to make.How could they afford to do this?Because McDonald\'s already knew you were going to buy fries and a
Coke—products with big profit margins.It costs pennies to fill up a large drink, but you\'re charged more than a buckfor it.This is a great deal for them and not such a great deal for us, but we can\'t help ourselves, because sugar lights up our brain\'s reward pathway.麦当劳开始了新的1美元食物宣传攻势，又大又美味的汉堡包引人驻足。这种大受欢迎的食物，平均制作成本就要1.07美元，一些加盟店主只能亏本出售。麦当 劳会不会亏损呢？当然不会。因为麦当劳知道：人们买汉堡包的时候也会买上一杯可乐。这才是麦当劳的巨额利润来源——一大杯可乐成本只需几美分，麦当劳卖给 你的价格却不止1美元。麦当劳的如意算盘绝不可能让我们占到便宜，问题是我们还是忍不住要光顾他们。这是为什么呢？答案就是麦当劳的读心术——麦当劳知道你的脑子里想什么。
Many recent neuroscience discoveries about food\'s effects on our brains and how we make decisions about food are actually gold-standard trade secrets from super chains such as McDonald\'s.With billions and billions served, they must be on to something.
神经科学领域的很多新发现揭示了食物如何影响大脑、人如何选择食物的奥秘。这些科学发现恰恰就是麦当劳等超级快餐连锁如何盈利的商业机密。让我们看看快餐业食物和服务背后的真相。
1.Addictive properties of sugar
Nearly everything on McDonald\'s menu contains some sugar, from the drinks to the
ketchup to the hamburger buns and fries.McDonald\'s knows that most people are going to shell out an extra dollar for a soft drink because sugar is addictive.Just as you can develop a physiological and psychological dependence on cocaine, you can become dependent on sugar.
