What graphically represents the amount of a product that buyers will purchase at different prices?

The demand curve graphically illustrates the relationship between the price of a product and the quantity of that product that consumers are willing to purchase. It typically slopes downwards from left to right, indicating that as the price decreases, the quantity demanded generally increases, and vice versa. This behavior reflects the fundamental economic principle of demand, where lower prices tend to attract more buyers.

Using this knowledge, one can visualize how various pricing levels affect buyer behavior, making the demand curve a crucial tool in both economics and business strategy. In contrast, the supply curve represents the quantity that producers are willing to sell at different prices, and a market graph aggregates both supply and demand curves for a comprehensive view of market dynamics. A price index, on the other hand, is a statistical measure to compare price levels over time or between different locations, rather than illustrating the demand relationship directly. Therefore, the demand curve is specifically focused on buyer behavior concerning price changes.