Economists measure growth by the percentage change in which measure?

1. Growth must be measured after stripping out price changes. 2. GDP is the value of all final goods and services produced in a year. 3. Economists measure growth by the percentage change in real gross domestic product. 4. Real means inflation-adjusted. _Source: OpenStax Principles of Macroeconomics for AP Courses 2e (CC BY 4.0), Ch 5 'The Macroeconomic Perspective'_