This document discusses consumption expenditure, which refers to the total spending incurred by consumers, including households, governments, and non-profit organizations. It identifies the main components of consumption expenditure as household expenditure, government expenditure, and non-profit expenditure. Household expenditure covers daily needs like food, housing, and transportation. Government expenditure includes spending on services like defense, education, and healthcare. Non-profit expenditure consists of charity organizations' purchases to provide services for households.