文库摘要：

 how gross domestic product (GDP) is defined and calculated.

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 the breakdown of GDP into its four major components.

 the distinction between real GDP and nominal GDP.

 whether GDP is a good measure of economic well-being.

CONTEXT AND PURPOSE:

Chapter 23 is the first chapter in the macroeconomic section of the text. It is the first of a two-chapter sequence that introduces students to two vital statistics that economists use to monitor the macroeconomy—GDP and the consumer price index. Chapter 10 develops how economists measure production and income in the macro