As the price falls along a demand curve for pretzels, the marginal valuation of pretzels decreases.
In economics, a demand wind is a graph depicting the relationship between the price of a certain commodity and the volume of that commodity that's demanded at that price. Demand angles can be used either for the price-volume relationship for an individual consumer, or for all consumers in a particular area.
The demand wind is a graphical representation of the relationship between the price of a good or service and the volume demanded for a given period of time. In a typical representation, the price will appear on the left perpendicular axis, and the volume demanded on the vertical axis.
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