Texas Education Agency
Texas Gateway: Demand, Supply, and Equilibrium in Markets for Goods and Services
By the end of this section, you will be able to explain demand, quantity demanded, and the law of demand; identify a demand curve and a supply curve; explain supply, quantity supply, and the law of supply; and explain equilibrium,...
Sophia Learning
Sophia: Prices and Equilibrium
Through a series of resources, students use the concept of demand and supply to explain how free market prices and quantities are established, define equilibrium, and understand the idea of shortage and surplus.
Khan Academy
Khan Academy: Price Ceilings and Price Floors
This article discusses how quantity demanded react to artificial constraints on price.
Texas Education Agency
Texas Gateway: Ch. 4:the Market System as an Efficient Mechanism for Information
By the end of this section, you will be able to apply demand and supply models to analyze prices and quantities and explain the effects of price controls on the equilibrium of prices and quantities.