Amy's Diner and Joe's Burger Stop are located in the same neighborhood. Both have similar menus that include hamburgers, french fries, and soft drinks. Assume Amy's supplier raises the price of hamburger meat, while Joe's does not. Using the supply and demand model, graphically show and provide a written explanation for each of the following:

• The equilibrium price and quantity of hamburgers Amy sold
• The equilibrium price and quantity of french fries Amy sold
• The equilibrium price and quantity of hamburgers Joe sold
• The equilibrium price and quantity of soft drinks Joe sold