Why do movie theaters charge lower price on Wednesday? What is the most expensive day to reserve an air ticket? Why should we buy lunch in the morning? Why do sellers set lower prices for higher-cost products? Why do sellers intentionally sell their products at a loss? Is it fair for foreign tourists to pay higher than locals? When you buy something, do you think other buyers are paying the exact same price as you? This book explores several real-world cases of “price discrimination”, where sellers deliberately set different prices for different buyers. Once we understand why and how sellers price discriminate, we will be able to answer the above questions, including... Why do we pay more than others?

1. Price discrimination. 2. Microeconomics.