Explaining GDP - expenditure, production, and income approaches
Gross domestic product, or GDP, is a measure of the total value of all goods and services produced within a country in a given period of time, typically a year. There are three approaches to measuring GDP: the expenditure approach, the production approach, and the income approach. Expenditure approach The expenditure approach to measuring GDP, denoted as GDP(E), measures the total value of all final goods and services produced within a country, based on the amount of money spent on these goods and services. Final goods and services are those that are consumed by the end user, rather than being used as inputs in the production of other goods and services. The expenditure approach to GDP includes four components: Personal consumption expenditures: This is the total value of all goods and services consumed by households, including durable goods (such as cars and appliances), nondurable goods (such as food and clothing), and services (such as healthcare and education). Gross private domest...