Respuesta :
Supply and demand is the main prize determination model used in economic theory. Its correct that it describes the amount of product available to sell and the willingness to buy that product.
What is economic theory?
Economic theory represents the ideas and principles to show the functionality of different economies.
Supply and demand is the economic model of price determination under a market.
Supply and demand describes the amount of product available to sell and the willingness of customers to buy that product.
Thus, the given statement is true.
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