consumption tax (incl. sales tax, VAT, excise duty, etc.)
 expiry date (esp. on food);  expiration date;  use-by date
 consumption tax rate;  sales tax rate;  VAT rate
 consumer spending;  consumption expenditure
 consumer revolution;  consumption revolution
 consumption of goods and services by young working adults who live at home, with their basic living expenses covered by their parents; (lit.) nest-dweller consumption
 consumers' cooperative society;  consumers' cooperative association