demand The price quantity pairs that represent what buyers are willing and able to pay for a good or a service. Related Related Articles: Top Ten Ways to Sound Like an EconomistWhy a New Year’s Resolution Needs a StaircaseGlossary: change in demandGlossary: change in quantity demandedGlossary: circular flow model Ann Mills Share This Previous Articlecountry of origin Next Articleeconomic scarcity December 17, 2020