STUDENTS can learn a lot about economics when they buy Greg Mankiw's "Principles of Economics"--even if they don't read it. Like many popular textbooks, it is horribly expensive: $292.17 on Amazon. Indeed, the nominal price of textbooks has risen more than fifteenfold since 1970, three times the rate of inflation (see chart).
STUDENTS can learn a lot about economics when they buy Greg Mankiw's "Principles of Economics"--even if they don't read it. Like many popular textbooks, it is horribly expensive: $292.17 on Amazon. Indeed, the nominal price of textbooks has risen more than fifteenfold since 1970, three times the rate of inflation (see chart).
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